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Finding the Fourth Proportional to 587,584.80, 881,377.20 and 144,352.80

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Solution

The fourth proportional to 587,584.80, 881,377.20 and 144,352.80 is: 216,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,584.80 : 881,377.20 = 144,352.80 : x
  2. Step 2: Convert to fraction form
    587,584.80/881,377.20 = 144,352.80/x
  3. Step 3: Cross multiply
    587,584.80x = 881,377.20 × 144,352.80
  4. Step 4: Simplify right side
    587,584.80x = 127,229,266,676.16
  5. Step 5: Solve for x
    x = 127,229,266,676.16/587,584.80
  6. Step 6: Final answer
    x = 216,529.20

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Similar ratio
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1.5x scale

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.