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Finding the Fourth Proportional to 576,053.90, 864,080.85 and 202,114.70

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Solution

The fourth proportional to 576,053.90, 864,080.85 and 202,114.70 is: 303,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,053.90 : 864,080.85 = 202,114.70 : x
  2. Step 2: Convert to fraction form
    576,053.90/864,080.85 = 202,114.70/x
  3. Step 3: Cross multiply
    576,053.90x = 864,080.85 × 202,114.70
  4. Step 4: Simplify right side
    576,053.90x = 174,643,441,773.50
  5. Step 5: Solve for x
    x = 174,643,441,773.50/576,053.90
  6. Step 6: Final answer
    x = 303,172.05

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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.