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Finding the Fourth Proportional to 1,651.69, 2,475.87 and 1,035.83

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Solution

The fourth proportional to 1,651.69, 2,475.87 and 1,035.83 is: 1,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651.69 : 2,475.87 = 1,035.83 : x
  2. Step 2: Convert to fraction form
    1,651.69/2,475.87 = 1,035.83/x
  3. Step 3: Cross multiply
    1,651.69x = 2,475.87 × 1,035.83
  4. Step 4: Simplify right side
    1,651.69x = 2,564,580.42
  5. Step 5: Solve for x
    x = 2,564,580.42/1,651.69
  6. Step 6: Final answer
    x = 1,552.70

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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.