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Finding the Fourth Proportional to 436,901.65, 602,885.86 and 243,294.73

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Solution

The fourth proportional to 436,901.65, 602,885.86 and 243,294.73 is: 335,725.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,901.65 : 602,885.86 = 243,294.73 : x
  2. Step 2: Convert to fraction form
    436,901.65/602,885.86 = 243,294.73/x
  3. Step 3: Cross multiply
    436,901.65x = 602,885.86 × 243,294.73
  4. Step 4: Simplify right side
    436,901.65x = 146,678,950,414.07
  5. Step 5: Solve for x
    x = 146,678,950,414.07/436,901.65
  6. Step 6: Final answer
    x = 335,725.33

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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.