Home / 534,018.38-736,946.47-292,316.39

Finding the Fourth Proportional to 534,018.38, 736,946.47 and 292,316.39

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Solution

The fourth proportional to 534,018.38, 736,946.47 and 292,316.39 is: 403,397.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,018.38 : 736,946.47 = 292,316.39 : x
  2. Step 2: Convert to fraction form
    534,018.38/736,946.47 = 292,316.39/x
  3. Step 3: Cross multiply
    534,018.38x = 736,946.47 × 292,316.39
  4. Step 4: Simplify right side
    534,018.38x = 215,421,528,414.31
  5. Step 5: Solve for x
    x = 215,421,528,414.31/534,018.38
  6. Step 6: Final answer
    x = 403,397.22

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Double scale
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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.