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Finding the Fourth Proportional to 539,269.83, 744,207.95 and 297,567.97

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Solution

The fourth proportional to 539,269.83, 744,207.95 and 297,567.97 is: 410,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,269.83 : 744,207.95 = 297,567.97 : x
  2. Step 2: Convert to fraction form
    539,269.83/744,207.95 = 297,567.97/x
  3. Step 3: Cross multiply
    539,269.83x = 744,207.95 × 297,567.97
  4. Step 4: Simplify right side
    539,269.83x = 221,452,450,335.11
  5. Step 5: Solve for x
    x = 221,452,450,335.11/539,269.83
  6. Step 6: Final answer
    x = 410,652.40

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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.