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Finding the Fourth Proportional to 503,174.84, 754,762.28 and 344,923.52

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Solution

The fourth proportional to 503,174.84, 754,762.28 and 344,923.52 is: 517,385.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,174.84 : 754,762.28 = 344,923.52 : x
  2. Step 2: Convert to fraction form
    503,174.84/754,762.28 = 344,923.52/x
  3. Step 3: Cross multiply
    503,174.84x = 754,762.28 × 344,923.52
  4. Step 4: Simplify right side
    503,174.84x = 260,335,262,380.83
  5. Step 5: Solve for x
    x = 260,335,262,380.83/503,174.84
  6. Step 6: Final answer
    x = 517,385.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.