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Finding the Fourth Proportional to 587,467.30, 881,200.95 and 547,809.70

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Solution

The fourth proportional to 587,467.30, 881,200.95 and 547,809.70 is: 821,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,467.30 : 881,200.95 = 547,809.70 : x
  2. Step 2: Convert to fraction form
    587,467.30/881,200.95 = 547,809.70/x
  3. Step 3: Cross multiply
    587,467.30x = 881,200.95 × 547,809.70
  4. Step 4: Simplify right side
    587,467.30x = 482,730,428,059.22
  5. Step 5: Solve for x
    x = 482,730,428,059.22/587,467.30
  6. Step 6: Final answer
    x = 821,714.55

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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.