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Finding the Fourth Proportional to 1,001.88, 1,495.14 and 892.53

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Solution

The fourth proportional to 1,001.88, 1,495.14 and 892.53 is: 1,331.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001.88 : 1,495.14 = 892.53 : x
  2. Step 2: Convert to fraction form
    1,001.88/1,495.14 = 892.53/x
  3. Step 3: Cross multiply
    1,001.88x = 1,495.14 × 892.53
  4. Step 4: Simplify right side
    1,001.88x = 1,334,457.30
  5. Step 5: Solve for x
    x = 1,334,457.30/1,001.88
  6. Step 6: Final answer
    x = 1,331.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.