Home / 832,213.85-1,248,320.97-201,127.59

Finding the Fourth Proportional to 832,213.85, 1,248,320.97 and 201,127.59

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Solution

The fourth proportional to 832,213.85, 1,248,320.97 and 201,127.59 is: 301,691.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,213.85 : 1,248,320.97 = 201,127.59 : x
  2. Step 2: Convert to fraction form
    832,213.85/1,248,320.97 = 201,127.59/x
  3. Step 3: Cross multiply
    832,213.85x = 1,248,320.97 × 201,127.59
  4. Step 4: Simplify right side
    832,213.85x = 251,071,788,242.56
  5. Step 5: Solve for x
    x = 251,071,788,242.56/832,213.85
  6. Step 6: Final answer
    x = 301,691.43

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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.