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Finding the Fourth Proportional to 2,545.04, 3,809.88 and 2,301.68

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Solution

The fourth proportional to 2,545.04, 3,809.88 and 2,301.68 is: 3,445.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.04 : 3,809.88 = 2,301.68 : x
  2. Step 2: Convert to fraction form
    2,545.04/3,809.88 = 2,301.68/x
  3. Step 3: Cross multiply
    2,545.04x = 3,809.88 × 2,301.68
  4. Step 4: Simplify right side
    2,545.04x = 8,769,124.60
  5. Step 5: Solve for x
    x = 8,769,124.60/2,545.04
  6. Step 6: Final answer
    x = 3,445.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.