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Finding the Fourth Proportional to 5,800.41, 8,700.55 and 1,417.84

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Solution

The fourth proportional to 5,800.41, 8,700.55 and 1,417.84 is: 2,126.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.41 : 8,700.55 = 1,417.84 : x
  2. Step 2: Convert to fraction form
    5,800.41/8,700.55 = 1,417.84/x
  3. Step 3: Cross multiply
    5,800.41x = 8,700.55 × 1,417.84
  4. Step 4: Simplify right side
    5,800.41x = 12,335,962.52
  5. Step 5: Solve for x
    x = 12,335,962.52/5,800.41
  6. Step 6: Final answer
    x = 2,126.74

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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.