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Finding the Fourth Proportional to 4,914,026.85, 7,371,040.28 and 4,914,026.85

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Solution

The fourth proportional to 4,914,026.85, 7,371,040.28 and 4,914,026.85 is: 7,371,040.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,026.85 : 7,371,040.28 = 4,914,026.85 : x
  2. Step 2: Convert to fraction form
    4,914,026.85/7,371,040.28 = 4,914,026.85/x
  3. Step 3: Cross multiply
    4,914,026.85x = 7,371,040.28 × 4,914,026.85
  4. Step 4: Simplify right side
    4,914,026.85x = 36,221,489,823,781.38
  5. Step 5: Solve for x
    x = 36,221,489,823,781.38/4,914,026.85
  6. Step 6: Final answer
    x = 7,371,040.28

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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.