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Finding the Fourth Proportional to 1,788.88, 2,468.83 and 1,032.70

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Solution

The fourth proportional to 1,788.88, 2,468.83 and 1,032.70 is: 1,425.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.88 : 2,468.83 = 1,032.70 : x
  2. Step 2: Convert to fraction form
    1,788.88/2,468.83 = 1,032.70/x
  3. Step 3: Cross multiply
    1,788.88x = 2,468.83 × 1,032.70
  4. Step 4: Simplify right side
    1,788.88x = 2,549,560.74
  5. Step 5: Solve for x
    x = 2,549,560.74/1,788.88
  6. Step 6: Final answer
    x = 1,425.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.