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Finding the Fourth Proportional to 836,872.22, 1,154,887.76 and 454,899

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Solution

The fourth proportional to 836,872.22, 1,154,887.76 and 454,899 is: 627,762.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,872.22 : 1,154,887.76 = 454,899 : x
  2. Step 2: Convert to fraction form
    836,872.22/1,154,887.76 = 454,899/x
  3. Step 3: Cross multiply
    836,872.22x = 1,154,887.76 × 454,899
  4. Step 4: Simplify right side
    836,872.22x = 525,357,287,136.24
  5. Step 5: Solve for x
    x = 525,357,287,136.24/836,872.22
  6. Step 6: Final answer
    x = 627,762.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.