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Finding the Fourth Proportional to 539,601.96, 744,653.09 and 297,886.52

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Solution

The fourth proportional to 539,601.96, 744,653.09 and 297,886.52 is: 411,084.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,601.96 : 744,653.09 = 297,886.52 : x
  2. Step 2: Convert to fraction form
    539,601.96/744,653.09 = 297,886.52/x
  3. Step 3: Cross multiply
    539,601.96x = 744,653.09 × 297,886.52
  4. Step 4: Simplify right side
    539,601.96x = 221,822,117,587.35
  5. Step 5: Solve for x
    x = 221,822,117,587.35/539,601.96
  6. Step 6: Final answer
    x = 411,084.71

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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.