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Finding the Fourth Proportional to 537,308.82, 741,471.30 and 292,285.44

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Solution

The fourth proportional to 537,308.82, 741,471.30 and 292,285.44 is: 403,345.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,308.82 : 741,471.30 = 292,285.44 : x
  2. Step 2: Convert to fraction form
    537,308.82/741,471.30 = 292,285.44/x
  3. Step 3: Cross multiply
    537,308.82x = 741,471.30 × 292,285.44
  4. Step 4: Simplify right side
    537,308.82x = 216,721,265,167.87
  5. Step 5: Solve for x
    x = 216,721,265,167.87/537,308.82
  6. Step 6: Final answer
    x = 403,345.82

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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.