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Finding the Fourth Proportional to 587,063.80, 880,372.14 and 249,891.64

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Solution

The fourth proportional to 587,063.80, 880,372.14 and 249,891.64 is: 374,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,063.80 : 880,372.14 = 249,891.64 : x
  2. Step 2: Convert to fraction form
    587,063.80/880,372.14 = 249,891.64/x
  3. Step 3: Cross multiply
    587,063.80x = 880,372.14 × 249,891.64
  4. Step 4: Simplify right side
    587,063.80x = 219,997,637,874.91
  5. Step 5: Solve for x
    x = 219,997,637,874.91/587,063.80
  6. Step 6: Final answer
    x = 374,742.30

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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.