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Finding the Fourth Proportional to 593,053.60, 887,506.80 and 543,287.20

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Solution

The fourth proportional to 593,053.60, 887,506.80 and 543,287.20 is: 813,031.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,053.60 : 887,506.80 = 543,287.20 : x
  2. Step 2: Convert to fraction form
    593,053.60/887,506.80 = 543,287.20/x
  3. Step 3: Cross multiply
    593,053.60x = 887,506.80 × 543,287.20
  4. Step 4: Simplify right side
    593,053.60x = 482,171,084,352.96
  5. Step 5: Solve for x
    x = 482,171,084,352.96/593,053.60
  6. Step 6: Final answer
    x = 813,031.21

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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.