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Finding the Fourth Proportional to 8,595.16, 12,870.96 and 7,204.84

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Solution

The fourth proportional to 8,595.16, 12,870.96 and 7,204.84 is: 10,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,595.16 : 12,870.96 = 7,204.84 : x
  2. Step 2: Convert to fraction form
    8,595.16/12,870.96 = 7,204.84/x
  3. Step 3: Cross multiply
    8,595.16x = 12,870.96 × 7,204.84
  4. Step 4: Simplify right side
    8,595.16x = 92,733,207.45
  5. Step 5: Solve for x
    x = 92,733,207.45/8,595.16
  6. Step 6: Final answer
    x = 10,789.00

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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.