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Finding the Fourth Proportional to 546,572.31, 754,270.82 and 304,870.53

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Solution

The fourth proportional to 546,572.31, 754,270.82 and 304,870.53 is: 420,721.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,572.31 : 754,270.82 = 304,870.53 : x
  2. Step 2: Convert to fraction form
    546,572.31/754,270.82 = 304,870.53/x
  3. Step 3: Cross multiply
    546,572.31x = 754,270.82 × 304,870.53
  4. Step 4: Simplify right side
    546,572.31x = 229,954,947,104.36
  5. Step 5: Solve for x
    x = 229,954,947,104.36/546,572.31
  6. Step 6: Final answer
    x = 420,721.91

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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.