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Finding the Fourth Proportional to 584,080.80, 876,121.20 and 524,983.20

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Solution

The fourth proportional to 584,080.80, 876,121.20 and 524,983.20 is: 787,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,080.80 : 876,121.20 = 524,983.20 : x
  2. Step 2: Convert to fraction form
    584,080.80/876,121.20 = 524,983.20/x
  3. Step 3: Cross multiply
    584,080.80x = 876,121.20 × 524,983.20
  4. Step 4: Simplify right side
    584,080.80x = 459,948,911,163.84
  5. Step 5: Solve for x
    x = 459,948,911,163.84/584,080.80
  6. Step 6: Final answer
    x = 787,474.80

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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.