Home / 964,540.08-1,331,081.28-534,838.32

Finding the Fourth Proportional to 964,540.08, 1,331,081.28 and 534,838.32

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Solution

The fourth proportional to 964,540.08, 1,331,081.28 and 534,838.32 is: 738,085.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,540.08 : 1,331,081.28 = 534,838.32 : x
  2. Step 2: Convert to fraction form
    964,540.08/1,331,081.28 = 534,838.32/x
  3. Step 3: Cross multiply
    964,540.08x = 1,331,081.28 × 534,838.32
  4. Step 4: Simplify right side
    964,540.08x = 711,913,275,578.65
  5. Step 5: Solve for x
    x = 711,913,275,578.65/964,540.08
  6. Step 6: Final answer
    x = 738,085.74

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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.