Home / 725,755.35-1,086,264.14-533,578.89

Finding the Fourth Proportional to 725,755.35, 1,086,264.14 and 533,578.89

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Solution

The fourth proportional to 725,755.35, 1,086,264.14 and 533,578.89 is: 798,626.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,755.35 : 1,086,264.14 = 533,578.89 : x
  2. Step 2: Convert to fraction form
    725,755.35/1,086,264.14 = 533,578.89/x
  3. Step 3: Cross multiply
    725,755.35x = 1,086,264.14 × 533,578.89
  4. Step 4: Simplify right side
    725,755.35x = 579,607,614,068.01
  5. Step 5: Solve for x
    x = 579,607,614,068.01/725,755.35
  6. Step 6: Final answer
    x = 798,626.72

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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.