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Finding the Fourth Proportional to 17,608,913.40, 26,413,370.10 and 17,608,913.40

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Solution

The fourth proportional to 17,608,913.40, 26,413,370.10 and 17,608,913.40 is: 26,413,370.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,608,913.40 : 26,413,370.10 = 17,608,913.40 : x
  2. Step 2: Convert to fraction form
    17,608,913.40/26,413,370.10 = 17,608,913.40/x
  3. Step 3: Cross multiply
    17,608,913.40x = 26,413,370.10 × 17,608,913.40
  4. Step 4: Simplify right side
    17,608,913.40x = 465,110,746,693,049.31
  5. Step 5: Solve for x
    x = 465,110,746,693,049.31/17,608,913.40
  6. Step 6: Final answer
    x = 26,413,370.10

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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.