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Finding the Fourth Proportional to 8,476, 11,697.36 and 4,750.24

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Solution

The fourth proportional to 8,476, 11,697.36 and 4,750.24 is: 6,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476 : 11,697.36 = 4,750.24 : x
  2. Step 2: Convert to fraction form
    8,476/11,697.36 = 4,750.24/x
  3. Step 3: Cross multiply
    8,476x = 11,697.36 × 4,750.24
  4. Step 4: Simplify right side
    8,476x = 55,565,267.37
  5. Step 5: Solve for x
    x = 55,565,267.37/8,476
  6. Step 6: Final answer
    x = 6,555.60

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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.