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Finding the Fourth Proportional to 616,335.59, 850,538.97 and 344,404.17

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Solution

The fourth proportional to 616,335.59, 850,538.97 and 344,404.17 is: 475,275.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,335.59 : 850,538.97 = 344,404.17 : x
  2. Step 2: Convert to fraction form
    616,335.59/850,538.97 = 344,404.17/x
  3. Step 3: Cross multiply
    616,335.59x = 850,538.97 × 344,404.17
  4. Step 4: Simplify right side
    616,335.59x = 292,929,168,015.51
  5. Step 5: Solve for x
    x = 292,929,168,015.51/616,335.59
  6. Step 6: Final answer
    x = 475,275.44

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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.