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Finding the Fourth Proportional to 2,700.39, 3,724.53 and 2,397.93

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Solution

The fourth proportional to 2,700.39, 3,724.53 and 2,397.93 is: 3,307.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.39 : 3,724.53 = 2,397.93 : x
  2. Step 2: Convert to fraction form
    2,700.39/3,724.53 = 2,397.93/x
  3. Step 3: Cross multiply
    2,700.39x = 3,724.53 × 2,397.93
  4. Step 4: Simplify right side
    2,700.39x = 8,931,150.23
  5. Step 5: Solve for x
    x = 8,931,150.23/2,700.39
  6. Step 6: Final answer
    x = 3,307.36

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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.