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Finding the Fourth Proportional to 8,596.60, 12,898.96 and 4,700.88

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Solution

The fourth proportional to 8,596.60, 12,898.96 and 4,700.88 is: 7,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,596.60 : 12,898.96 = 4,700.88 : x
  2. Step 2: Convert to fraction form
    8,596.60/12,898.96 = 4,700.88/x
  3. Step 3: Cross multiply
    8,596.60x = 12,898.96 × 4,700.88
  4. Step 4: Simplify right side
    8,596.60x = 60,636,463.08
  5. Step 5: Solve for x
    x = 60,636,463.08/8,596.60
  6. Step 6: Final answer
    x = 7,053.54

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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.