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Finding the Fourth Proportional to 546,201.16, 753,757.72 and 304,478.53

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Solution

The fourth proportional to 546,201.16, 753,757.72 and 304,478.53 is: 420,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,201.16 : 753,757.72 = 304,478.53 : x
  2. Step 2: Convert to fraction form
    546,201.16/753,757.72 = 304,478.53/x
  3. Step 3: Cross multiply
    546,201.16x = 753,757.72 × 304,478.53
  4. Step 4: Simplify right side
    546,201.16x = 229,503,039,916.16
  5. Step 5: Solve for x
    x = 229,503,039,916.16/546,201.16
  6. Step 6: Final answer
    x = 420,180.43

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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.