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Finding the Fourth Proportional to 1,583.42, 2,373.03 and 1,146.13

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Solution

The fourth proportional to 1,583.42, 2,373.03 and 1,146.13 is: 1,717.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583.42 : 2,373.03 = 1,146.13 : x
  2. Step 2: Convert to fraction form
    1,583.42/2,373.03 = 1,146.13/x
  3. Step 3: Cross multiply
    1,583.42x = 2,373.03 × 1,146.13
  4. Step 4: Simplify right side
    1,583.42x = 2,719,794.94
  5. Step 5: Solve for x
    x = 2,719,794.94/1,583.42
  6. Step 6: Final answer
    x = 1,717.68

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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.