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Finding the Fourth Proportional to 2,502.68, 3,750.40 and 1,839.34

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Solution

The fourth proportional to 2,502.68, 3,750.40 and 1,839.34 is: 2,756.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.68 : 3,750.40 = 1,839.34 : x
  2. Step 2: Convert to fraction form
    2,502.68/3,750.40 = 1,839.34/x
  3. Step 3: Cross multiply
    2,502.68x = 3,750.40 × 1,839.34
  4. Step 4: Simplify right side
    2,502.68x = 6,898,260.74
  5. Step 5: Solve for x
    x = 6,898,260.74/2,502.68
  6. Step 6: Final answer
    x = 2,756.35

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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.