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Finding the Fourth Proportional to 637,135.59, 955,260.51 and 281,955.87

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Solution

The fourth proportional to 637,135.59, 955,260.51 and 281,955.87 is: 422,737.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,135.59 : 955,260.51 = 281,955.87 : x
  2. Step 2: Convert to fraction form
    637,135.59/955,260.51 = 281,955.87/x
  3. Step 3: Cross multiply
    637,135.59x = 955,260.51 × 281,955.87
  4. Step 4: Simplify right side
    637,135.59x = 269,341,308,173.69
  5. Step 5: Solve for x
    x = 269,341,308,173.69/637,135.59
  6. Step 6: Final answer
    x = 422,737.82

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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.