Home / 716,249.89-988,565.27-410,531.22

Finding the Fourth Proportional to 716,249.89, 988,565.27 and 410,531.22

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Solution

The fourth proportional to 716,249.89, 988,565.27 and 410,531.22 is: 566,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,249.89 : 988,565.27 = 410,531.22 : x
  2. Step 2: Convert to fraction form
    716,249.89/988,565.27 = 410,531.22/x
  3. Step 3: Cross multiply
    716,249.89x = 988,565.27 × 410,531.22
  4. Step 4: Simplify right side
    716,249.89x = 405,836,906,342.73
  5. Step 5: Solve for x
    x = 405,836,906,342.73/716,249.89
  6. Step 6: Final answer
    x = 566,613.57

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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.