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Finding the Fourth Proportional to 506,325.48, 698,008.23 and 344,974.02

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Solution

The fourth proportional to 506,325.48, 698,008.23 and 344,974.02 is: 475,572.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,325.48 : 698,008.23 = 344,974.02 : x
  2. Step 2: Convert to fraction form
    506,325.48/698,008.23 = 344,974.02/x
  3. Step 3: Cross multiply
    506,325.48x = 698,008.23 × 344,974.02
  4. Step 4: Simplify right side
    506,325.48x = 240,794,705,096.19
  5. Step 5: Solve for x
    x = 240,794,705,096.19/506,325.48
  6. Step 6: Final answer
    x = 475,572.96

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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.