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Finding the Fourth Proportional to 8,500.58, 12,752.67 and 2,657.63

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Solution

The fourth proportional to 8,500.58, 12,752.67 and 2,657.63 is: 3,987.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.58 : 12,752.67 = 2,657.63 : x
  2. Step 2: Convert to fraction form
    8,500.58/12,752.67 = 2,657.63/x
  3. Step 3: Cross multiply
    8,500.58x = 12,752.67 × 2,657.63
  4. Step 4: Simplify right side
    8,500.58x = 33,891,878.37
  5. Step 5: Solve for x
    x = 33,891,878.37/8,500.58
  6. Step 6: Final answer
    x = 3,987.01

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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.