Home / 627,631.10-941,446.65-201,166.10

Finding the Fourth Proportional to 627,631.10, 941,446.65 and 201,166.10

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Solution

The fourth proportional to 627,631.10, 941,446.65 and 201,166.10 is: 301,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,631.10 : 941,446.65 = 201,166.10 : x
  2. Step 2: Convert to fraction form
    627,631.10/941,446.65 = 201,166.10/x
  3. Step 3: Cross multiply
    627,631.10x = 941,446.65 × 201,166.10
  4. Step 4: Simplify right side
    627,631.10x = 189,387,150,938.57
  5. Step 5: Solve for x
    x = 189,387,150,938.57/627,631.10
  6. Step 6: Final answer
    x = 301,749.15

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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.