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Finding the Fourth Proportional to 1,337.10, 1,845.12 and 894.93

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Solution

The fourth proportional to 1,337.10, 1,845.12 and 894.93 is: 1,234.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.10 : 1,845.12 = 894.93 : x
  2. Step 2: Convert to fraction form
    1,337.10/1,845.12 = 894.93/x
  3. Step 3: Cross multiply
    1,337.10x = 1,845.12 × 894.93
  4. Step 4: Simplify right side
    1,337.10x = 1,651,253.24
  5. Step 5: Solve for x
    x = 1,651,253.24/1,337.10
  6. Step 6: Final answer
    x = 1,234.95

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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.