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Finding the Fourth Proportional to 587,449.20, 881,465.40 and 232,474.80

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Solution

The fourth proportional to 587,449.20, 881,465.40 and 232,474.80 is: 348,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,449.20 : 881,465.40 = 232,474.80 : x
  2. Step 2: Convert to fraction form
    587,449.20/881,465.40 = 232,474.80/x
  3. Step 3: Cross multiply
    587,449.20x = 881,465.40 × 232,474.80
  4. Step 4: Simplify right side
    587,449.20x = 204,918,492,571.92
  5. Step 5: Solve for x
    x = 204,918,492,571.92/587,449.20
  6. Step 6: Final answer
    x = 348,827.60

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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.