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Finding the Fourth Proportional to 8,695.30, 13,046.15 and 3,501.70

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Solution

The fourth proportional to 8,695.30, 13,046.15 and 3,501.70 is: 5,253.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.30 : 13,046.15 = 3,501.70 : x
  2. Step 2: Convert to fraction form
    8,695.30/13,046.15 = 3,501.70/x
  3. Step 3: Cross multiply
    8,695.30x = 13,046.15 × 3,501.70
  4. Step 4: Simplify right side
    8,695.30x = 45,683,703.46
  5. Step 5: Solve for x
    x = 45,683,703.46/8,695.30
  6. Step 6: Final answer
    x = 5,253.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.