Home / 910,695.22-1,256,761.17-502,797.85

Finding the Fourth Proportional to 910,695.22, 1,256,761.17 and 502,797.85

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Solution

The fourth proportional to 910,695.22, 1,256,761.17 and 502,797.85 is: 693,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,695.22 : 1,256,761.17 = 502,797.85 : x
  2. Step 2: Convert to fraction form
    910,695.22/1,256,761.17 = 502,797.85/x
  3. Step 3: Cross multiply
    910,695.22x = 1,256,761.17 × 502,797.85
  4. Step 4: Simplify right side
    910,695.22x = 631,896,811,097.58
  5. Step 5: Solve for x
    x = 631,896,811,097.58/910,695.22
  6. Step 6: Final answer
    x = 693,862.01

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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.