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Finding the Fourth Proportional to 5,556.60, 8,337.60 and 2,959.50

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Solution

The fourth proportional to 5,556.60, 8,337.60 and 2,959.50 is: 4,440.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.60 : 8,337.60 = 2,959.50 : x
  2. Step 2: Convert to fraction form
    5,556.60/8,337.60 = 2,959.50/x
  3. Step 3: Cross multiply
    5,556.60x = 8,337.60 × 2,959.50
  4. Step 4: Simplify right side
    5,556.60x = 24,675,127.20
  5. Step 5: Solve for x
    x = 24,675,127.20/5,556.60
  6. Step 6: Final answer
    x = 4,440.69

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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.