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Finding the Fourth Proportional to 5,984.60, 8,977.29 and 4,886.60

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Solution

The fourth proportional to 5,984.60, 8,977.29 and 4,886.60 is: 7,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984.60 : 8,977.29 = 4,886.60 : x
  2. Step 2: Convert to fraction form
    5,984.60/8,977.29 = 4,886.60/x
  3. Step 3: Cross multiply
    5,984.60x = 8,977.29 × 4,886.60
  4. Step 4: Simplify right side
    5,984.60x = 43,868,425.31
  5. Step 5: Solve for x
    x = 43,868,425.31/5,984.60
  6. Step 6: Final answer
    x = 7,330.22

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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.