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Finding the Fourth Proportional to 17,526.40, 26,246.40 and 16,748.80

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Solution

The fourth proportional to 17,526.40, 26,246.40 and 16,748.80 is: 25,081.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,526.40 : 26,246.40 = 16,748.80 : x
  2. Step 2: Convert to fraction form
    17,526.40/26,246.40 = 16,748.80/x
  3. Step 3: Cross multiply
    17,526.40x = 26,246.40 × 16,748.80
  4. Step 4: Simplify right side
    17,526.40x = 439,595,704.32
  5. Step 5: Solve for x
    x = 439,595,704.32/17,526.40
  6. Step 6: Final answer
    x = 25,081.92

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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.