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Finding the Fourth Proportional to 8,588.76, 11,849.06 and 5,003.18

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Solution

The fourth proportional to 8,588.76, 11,849.06 and 5,003.18 is: 6,902.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588.76 : 11,849.06 = 5,003.18 : x
  2. Step 2: Convert to fraction form
    8,588.76/11,849.06 = 5,003.18/x
  3. Step 3: Cross multiply
    8,588.76x = 11,849.06 × 5,003.18
  4. Step 4: Simplify right side
    8,588.76x = 59,282,980.30
  5. Step 5: Solve for x
    x = 59,282,980.30/8,588.76
  6. Step 6: Final answer
    x = 6,902.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.