Home / 964,542.08-1,331,084.04-534,840.32

Finding the Fourth Proportional to 964,542.08, 1,331,084.04 and 534,840.32

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Solution

The fourth proportional to 964,542.08, 1,331,084.04 and 534,840.32 is: 738,088.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,542.08 : 1,331,084.04 = 534,840.32 : x
  2. Step 2: Convert to fraction form
    964,542.08/1,331,084.04 = 534,840.32/x
  3. Step 3: Cross multiply
    964,542.08x = 1,331,084.04 × 534,840.32
  4. Step 4: Simplify right side
    964,542.08x = 711,917,413,900.49
  5. Step 5: Solve for x
    x = 711,917,413,900.49/964,542.08
  6. Step 6: Final answer
    x = 738,088.50

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Half scale
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Double scale
Find fourth proportional to 964,543.08, 1,331,085.42 and 534,841.32
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.