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Finding the Fourth Proportional to 546,446.64, 754,099.60 and 304,744.48

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Solution

The fourth proportional to 546,446.64, 754,099.60 and 304,744.48 is: 420,549.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,446.64 : 754,099.60 = 304,744.48 : x
  2. Step 2: Convert to fraction form
    546,446.64/754,099.60 = 304,744.48/x
  3. Step 3: Cross multiply
    546,446.64x = 754,099.60 × 304,744.48
  4. Step 4: Simplify right side
    546,446.64x = 229,807,690,470.21
  5. Step 5: Solve for x
    x = 229,807,690,470.21/546,446.64
  6. Step 6: Final answer
    x = 420,549.19

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1.5x scale

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.