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Finding the Fourth Proportional to 1,250.02, 1,874.17 and 837.93

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Solution

The fourth proportional to 1,250.02, 1,874.17 and 837.93 is: 1,256.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.02 : 1,874.17 = 837.93 : x
  2. Step 2: Convert to fraction form
    1,250.02/1,874.17 = 837.93/x
  3. Step 3: Cross multiply
    1,250.02x = 1,874.17 × 837.93
  4. Step 4: Simplify right side
    1,250.02x = 1,570,423.27
  5. Step 5: Solve for x
    x = 1,570,423.27/1,250.02
  6. Step 6: Final answer
    x = 1,256.32

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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.