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Finding the Fourth Proportional to 546,731.60, 820,327.80 and 297,592.40

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Solution

The fourth proportional to 546,731.60, 820,327.80 and 297,592.40 is: 446,514.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,731.60 : 820,327.80 = 297,592.40 : x
  2. Step 2: Convert to fraction form
    546,731.60/820,327.80 = 297,592.40/x
  3. Step 3: Cross multiply
    546,731.60x = 820,327.80 × 297,592.40
  4. Step 4: Simplify right side
    546,731.60x = 244,123,318,788.72
  5. Step 5: Solve for x
    x = 244,123,318,788.72/546,731.60
  6. Step 6: Final answer
    x = 446,514.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.