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Finding the Fourth Proportional to 1,549.08, 2,323.62 and 575.10

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Solution

The fourth proportional to 1,549.08, 2,323.62 and 575.10 is: 862.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.08 : 2,323.62 = 575.10 : x
  2. Step 2: Convert to fraction form
    1,549.08/2,323.62 = 575.10/x
  3. Step 3: Cross multiply
    1,549.08x = 2,323.62 × 575.10
  4. Step 4: Simplify right side
    1,549.08x = 1,336,313.86
  5. Step 5: Solve for x
    x = 1,336,313.86/1,549.08
  6. Step 6: Final answer
    x = 862.65

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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.