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Finding the Fourth Proportional to 8,624.35, 12,926.40 and 8,532.01

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Solution

The fourth proportional to 8,624.35, 12,926.40 and 8,532.01 is: 12,788.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.35 : 12,926.40 = 8,532.01 : x
  2. Step 2: Convert to fraction form
    8,624.35/12,926.40 = 8,532.01/x
  3. Step 3: Cross multiply
    8,624.35x = 12,926.40 × 8,532.01
  4. Step 4: Simplify right side
    8,624.35x = 110,288,174.06
  5. Step 5: Solve for x
    x = 110,288,174.06/8,624.35
  6. Step 6: Final answer
    x = 12,788.00

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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.