Home / 528,077.65-792,116.48-173,127.55

Finding the Fourth Proportional to 528,077.65, 792,116.48 and 173,127.55

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Solution

The fourth proportional to 528,077.65, 792,116.48 and 173,127.55 is: 259,691.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,077.65 : 792,116.48 = 173,127.55 : x
  2. Step 2: Convert to fraction form
    528,077.65/792,116.48 = 173,127.55/x
  3. Step 3: Cross multiply
    528,077.65x = 792,116.48 × 173,127.55
  4. Step 4: Simplify right side
    528,077.65x = 137,137,185,497.02
  5. Step 5: Solve for x
    x = 137,137,185,497.02/528,077.65
  6. Step 6: Final answer
    x = 259,691.33

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.