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Finding the Fourth Proportional to 557,487.95, 836,517.95 and 273,173.16

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Solution

The fourth proportional to 557,487.95, 836,517.95 and 273,173.16 is: 409,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,487.95 : 836,517.95 = 273,173.16 : x
  2. Step 2: Convert to fraction form
    557,487.95/836,517.95 = 273,173.16/x
  3. Step 3: Cross multiply
    557,487.95x = 836,517.95 × 273,173.16
  4. Step 4: Simplify right side
    557,487.95x = 228,514,250,432.36
  5. Step 5: Solve for x
    x = 228,514,250,432.36/557,487.95
  6. Step 6: Final answer
    x = 409,899.90

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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.