Home / 725,747.12-1,001,565.20-403,462.59

Finding the Fourth Proportional to 725,747.12, 1,001,565.20 and 403,462.59

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Solution

The fourth proportional to 725,747.12, 1,001,565.20 and 403,462.59 is: 556,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,747.12 : 1,001,565.20 = 403,462.59 : x
  2. Step 2: Convert to fraction form
    725,747.12/1,001,565.20 = 403,462.59/x
  3. Step 3: Cross multiply
    725,747.12x = 1,001,565.20 × 403,462.59
  4. Step 4: Simplify right side
    725,747.12x = 404,094,087,628.56
  5. Step 5: Solve for x
    x = 404,094,087,628.56/725,747.12
  6. Step 6: Final answer
    x = 556,797.37

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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.