Home / 335,154.10-502,439.55-201,892.90

Finding the Fourth Proportional to 335,154.10, 502,439.55 and 201,892.90

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Solution

The fourth proportional to 335,154.10, 502,439.55 and 201,892.90 is: 302,663.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,154.10 : 502,439.55 = 201,892.90 : x
  2. Step 2: Convert to fraction form
    335,154.10/502,439.55 = 201,892.90/x
  3. Step 3: Cross multiply
    335,154.10x = 502,439.55 × 201,892.90
  4. Step 4: Simplify right side
    335,154.10x = 101,438,977,824.20
  5. Step 5: Solve for x
    x = 101,438,977,824.20/335,154.10
  6. Step 6: Final answer
    x = 302,663.69

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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.