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Finding the Fourth Proportional to 587,025.30, 880,833.36 and 437,565.72

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Solution

The fourth proportional to 587,025.30, 880,833.36 and 437,565.72 is: 656,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,025.30 : 880,833.36 = 437,565.72 : x
  2. Step 2: Convert to fraction form
    587,025.30/880,833.36 = 437,565.72/x
  3. Step 3: Cross multiply
    587,025.30x = 880,833.36 × 437,565.72
  4. Step 4: Simplify right side
    587,025.30x = 385,422,483,368.42
  5. Step 5: Solve for x
    x = 385,422,483,368.42/587,025.30
  6. Step 6: Final answer
    x = 656,568.78

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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.