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Finding the Fourth Proportional to 17,739,196.80, 26,559,028.80 and 17,241,532.80

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Solution

The fourth proportional to 17,739,196.80, 26,559,028.80 and 17,241,532.80 is: 25,813,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739,196.80 : 26,559,028.80 = 17,241,532.80 : x
  2. Step 2: Convert to fraction form
    17,739,196.80/26,559,028.80 = 17,241,532.80/x
  3. Step 3: Cross multiply
    17,739,196.80x = 26,559,028.80 × 17,241,532.80
  4. Step 4: Simplify right side
    17,739,196.80x = 457,918,366,191,344.69
  5. Step 5: Solve for x
    x = 457,918,366,191,344.69/17,739,196.80
  6. Step 6: Final answer
    x = 25,813,928.97

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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.