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Finding the Fourth Proportional to 461,752.14, 637,227.87 and 255,019.98

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Solution

The fourth proportional to 461,752.14, 637,227.87 and 255,019.98 is: 351,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,752.14 : 637,227.87 = 255,019.98 : x
  2. Step 2: Convert to fraction form
    461,752.14/637,227.87 = 255,019.98/x
  3. Step 3: Cross multiply
    461,752.14x = 637,227.87 × 255,019.98
  4. Step 4: Simplify right side
    461,752.14x = 162,505,838,662.84
  5. Step 5: Solve for x
    x = 162,505,838,662.84/461,752.14
  6. Step 6: Final answer
    x = 351,933.05

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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.