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Finding the Fourth Proportional to 17,551,402.45, 26,279,864.47 and 17,551,402.45

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Solution

The fourth proportional to 17,551,402.45, 26,279,864.47 and 17,551,402.45 is: 26,279,864.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,551,402.45 : 26,279,864.47 = 17,551,402.45 : x
  2. Step 2: Convert to fraction form
    17,551,402.45/26,279,864.47 = 17,551,402.45/x
  3. Step 3: Cross multiply
    17,551,402.45x = 26,279,864.47 × 17,551,402.45
  4. Step 4: Simplify right side
    17,551,402.45x = 461,248,477,644,425.94
  5. Step 5: Solve for x
    x = 461,248,477,644,425.94/17,551,402.45
  6. Step 6: Final answer
    x = 26,279,864.47

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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.