Home / 754,177.08-1,040,768.28-414,667.20

Finding the Fourth Proportional to 754,177.08, 1,040,768.28 and 414,667.20

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Solution

The fourth proportional to 754,177.08, 1,040,768.28 and 414,667.20 is: 572,242.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,177.08 : 1,040,768.28 = 414,667.20 : x
  2. Step 2: Convert to fraction form
    754,177.08/1,040,768.28 = 414,667.20/x
  3. Step 3: Cross multiply
    754,177.08x = 1,040,768.28 × 414,667.20
  4. Step 4: Simplify right side
    754,177.08x = 431,572,468,516.42
  5. Step 5: Solve for x
    x = 431,572,468,516.42/754,177.08
  6. Step 6: Final answer
    x = 572,242.89

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.