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Finding the Fourth Proportional to 576,017.20, 864,025.80 and 541,025.20

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Solution

The fourth proportional to 576,017.20, 864,025.80 and 541,025.20 is: 811,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,017.20 : 864,025.80 = 541,025.20 : x
  2. Step 2: Convert to fraction form
    576,017.20/864,025.80 = 541,025.20/x
  3. Step 3: Cross multiply
    576,017.20x = 864,025.80 × 541,025.20
  4. Step 4: Simplify right side
    576,017.20x = 467,459,731,250.16
  5. Step 5: Solve for x
    x = 467,459,731,250.16/576,017.20
  6. Step 6: Final answer
    x = 811,537.80

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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.