Home / 627,614.10-941,421.15-201,149.10

Finding the Fourth Proportional to 627,614.10, 941,421.15 and 201,149.10

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Solution

The fourth proportional to 627,614.10, 941,421.15 and 201,149.10 is: 301,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,614.10 : 941,421.15 = 201,149.10 : x
  2. Step 2: Convert to fraction form
    627,614.10/941,421.15 = 201,149.10/x
  3. Step 3: Cross multiply
    627,614.10x = 941,421.15 × 201,149.10
  4. Step 4: Simplify right side
    627,614.10x = 189,366,017,043.47
  5. Step 5: Solve for x
    x = 189,366,017,043.47/627,614.10
  6. Step 6: Final answer
    x = 301,723.65

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Double scale
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Similar ratio
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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.