Home / 910,451.46-1,256,423.07-502,553.41

Finding the Fourth Proportional to 910,451.46, 1,256,423.07 and 502,553.41

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Solution

The fourth proportional to 910,451.46, 1,256,423.07 and 502,553.41 is: 693,523.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,451.46 : 1,256,423.07 = 502,553.41 : x
  2. Step 2: Convert to fraction form
    910,451.46/1,256,423.07 = 502,553.41/x
  3. Step 3: Cross multiply
    910,451.46x = 1,256,423.07 × 502,553.41
  4. Step 4: Simplify right side
    910,451.46x = 631,419,698,231.17
  5. Step 5: Solve for x
    x = 631,419,698,231.17/910,451.46
  6. Step 6: Final answer
    x = 693,523.74

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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.