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Finding the Fourth Proportional to 8,588.37, 12,882.56 and 4,695.51

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Solution

The fourth proportional to 8,588.37, 12,882.56 and 4,695.51 is: 7,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588.37 : 12,882.56 = 4,695.51 : x
  2. Step 2: Convert to fraction form
    8,588.37/12,882.56 = 4,695.51/x
  3. Step 3: Cross multiply
    8,588.37x = 12,882.56 × 4,695.51
  4. Step 4: Simplify right side
    8,588.37x = 60,490,165.83
  5. Step 5: Solve for x
    x = 60,490,165.83/8,588.37
  6. Step 6: Final answer
    x = 7,043.27

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1.5x scale

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.