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Finding the Fourth Proportional to 17,581,641.10, 26,372,461.65 and 17,266,713.10

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Solution

The fourth proportional to 17,581,641.10, 26,372,461.65 and 17,266,713.10 is: 25,900,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581,641.10 : 26,372,461.65 = 17,266,713.10 : x
  2. Step 2: Convert to fraction form
    17,581,641.10/26,372,461.65 = 17,266,713.10/x
  3. Step 3: Cross multiply
    17,581,641.10x = 26,372,461.65 × 17,266,713.10
  4. Step 4: Simplify right side
    17,581,641.10x = 455,365,729,051,302.62
  5. Step 5: Solve for x
    x = 455,365,729,051,302.62/17,581,641.10
  6. Step 6: Final answer
    x = 25,900,069.65

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Double scale
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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.