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Finding the Fourth Proportional to 537,222.58, 741,371.80 and 292,209.30

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Solution

The fourth proportional to 537,222.58, 741,371.80 and 292,209.30 is: 403,251.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,222.58 : 741,371.80 = 292,209.30 : x
  2. Step 2: Convert to fraction form
    537,222.58/741,371.80 = 292,209.30/x
  3. Step 3: Cross multiply
    537,222.58x = 741,371.80 × 292,209.30
  4. Step 4: Simplify right side
    537,222.58x = 216,635,734,717.74
  5. Step 5: Solve for x
    x = 216,635,734,717.74/537,222.58
  6. Step 6: Final answer
    x = 403,251.36

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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.