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Finding the Fourth Proportional to 504,014.60, 695,539.91 and 277,660.10

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Solution

The fourth proportional to 504,014.60, 695,539.91 and 277,660.10 is: 383,170.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,014.60 : 695,539.91 = 277,660.10 : x
  2. Step 2: Convert to fraction form
    504,014.60/695,539.91 = 277,660.10/x
  3. Step 3: Cross multiply
    504,014.60x = 695,539.91 × 277,660.10
  4. Step 4: Simplify right side
    504,014.60x = 193,123,683,397.59
  5. Step 5: Solve for x
    x = 193,123,683,397.59/504,014.60
  6. Step 6: Final answer
    x = 383,170.81

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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.