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Finding the Fourth Proportional to 462,704.52, 638,527.75 and 258,753.07

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Solution

The fourth proportional to 462,704.52, 638,527.75 and 258,753.07 is: 357,076.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,704.52 : 638,527.75 = 258,753.07 : x
  2. Step 2: Convert to fraction form
    462,704.52/638,527.75 = 258,753.07/x
  3. Step 3: Cross multiply
    462,704.52x = 638,527.75 × 258,753.07
  4. Step 4: Simplify right side
    462,704.52x = 165,221,015,592.69
  5. Step 5: Solve for x
    x = 165,221,015,592.69/462,704.52
  6. Step 6: Final answer
    x = 357,076.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.