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Finding the Fourth Proportional to 5,854.00, 8,780.90 and 1,471.46

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Solution

The fourth proportional to 5,854.00, 8,780.90 and 1,471.46 is: 2,207.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.00 : 8,780.90 = 1,471.46 : x
  2. Step 2: Convert to fraction form
    5,854.00/8,780.90 = 1,471.46/x
  3. Step 3: Cross multiply
    5,854.00x = 8,780.90 × 1,471.46
  4. Step 4: Simplify right side
    5,854.00x = 12,920,699.21
  5. Step 5: Solve for x
    x = 12,920,699.21/5,854.00
  6. Step 6: Final answer
    x = 2,207.16

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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.