Home / 885,891.53-1,327,757.72-459,192.11

Finding the Fourth Proportional to 885,891.53, 1,327,757.72 and 459,192.11

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Solution

The fourth proportional to 885,891.53, 1,327,757.72 and 459,192.11 is: 688,228.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,891.53 : 1,327,757.72 = 459,192.11 : x
  2. Step 2: Convert to fraction form
    885,891.53/1,327,757.72 = 459,192.11/x
  3. Step 3: Cross multiply
    885,891.53x = 1,327,757.72 × 459,192.11
  4. Step 4: Simplify right side
    885,891.53x = 609,695,862,663.80
  5. Step 5: Solve for x
    x = 609,695,862,663.80/885,891.53
  6. Step 6: Final answer
    x = 688,228.57

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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.