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Finding the Fourth Proportional to 22,273,885.60, 31,116,255.20 and 22,273,885.60

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Solution

The fourth proportional to 22,273,885.60, 31,116,255.20 and 22,273,885.60 is: 31,116,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273,885.60 : 31,116,255.20 = 22,273,885.60 : x
  2. Step 2: Convert to fraction form
    22,273,885.60/31,116,255.20 = 22,273,885.60/x
  3. Step 3: Cross multiply
    22,273,885.60x = 31,116,255.20 × 22,273,885.60
  4. Step 4: Simplify right side
    22,273,885.60x = 693,079,908,625,205.12
  5. Step 5: Solve for x
    x = 693,079,908,625,205.12/22,273,885.60
  6. Step 6: Final answer
    x = 31,116,255.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.