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Finding the Fourth Proportional to 1,066.68, 1,598.18 and 1,041.17

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Solution

The fourth proportional to 1,066.68, 1,598.18 and 1,041.17 is: 1,559.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066.68 : 1,598.18 = 1,041.17 : x
  2. Step 2: Convert to fraction form
    1,066.68/1,598.18 = 1,041.17/x
  3. Step 3: Cross multiply
    1,066.68x = 1,598.18 × 1,041.17
  4. Step 4: Simplify right side
    1,066.68x = 1,663,963.87
  5. Step 5: Solve for x
    x = 1,663,963.87/1,066.68
  6. Step 6: Final answer
    x = 1,559.95

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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.