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Finding the Fourth Proportional to 8,599.60, 12,903.46 and 4,703.88

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Solution

The fourth proportional to 8,599.60, 12,903.46 and 4,703.88 is: 7,058.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,599.60 : 12,903.46 = 4,703.88 : x
  2. Step 2: Convert to fraction form
    8,599.60/12,903.46 = 4,703.88/x
  3. Step 3: Cross multiply
    8,599.60x = 12,903.46 × 4,703.88
  4. Step 4: Simplify right side
    8,599.60x = 60,696,327.42
  5. Step 5: Solve for x
    x = 60,696,327.42/8,599.60
  6. Step 6: Final answer
    x = 7,058.04

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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.