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Finding the Fourth Proportional to 8,697.48, 13,034.68 and 4,750.44

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Solution

The fourth proportional to 8,697.48, 13,034.68 and 4,750.44 is: 7,119.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.48 : 13,034.68 = 4,750.44 : x
  2. Step 2: Convert to fraction form
    8,697.48/13,034.68 = 4,750.44/x
  3. Step 3: Cross multiply
    8,697.48x = 13,034.68 × 4,750.44
  4. Step 4: Simplify right side
    8,697.48x = 61,920,465.26
  5. Step 5: Solve for x
    x = 61,920,465.26/8,697.48
  6. Step 6: Final answer
    x = 7,119.36

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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.