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Finding the Fourth Proportional to 546,562.72, 754,257.68 and 304,839.06

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Solution

The fourth proportional to 546,562.72, 754,257.68 and 304,839.06 is: 420,678.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,562.72 : 754,257.68 = 304,839.06 : x
  2. Step 2: Convert to fraction form
    546,562.72/754,257.68 = 304,839.06/x
  3. Step 3: Cross multiply
    546,562.72x = 754,257.68 × 304,839.06
  4. Step 4: Simplify right side
    546,562.72x = 229,927,202,168.98
  5. Step 5: Solve for x
    x = 229,927,202,168.98/546,562.72
  6. Step 6: Final answer
    x = 420,678.53

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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.