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Finding the Fourth Proportional to 43,708,286.70, 61,281,180.90 and 43,708,286.70

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Solution

The fourth proportional to 43,708,286.70, 61,281,180.90 and 43,708,286.70 is: 61,281,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,708,286.70 : 61,281,180.90 = 43,708,286.70 : x
  2. Step 2: Convert to fraction form
    43,708,286.70/61,281,180.90 = 43,708,286.70/x
  3. Step 3: Cross multiply
    43,708,286.70x = 61,281,180.90 × 43,708,286.70
  4. Step 4: Simplify right side
    43,708,286.70x = 2,678,495,424,091,764
  5. Step 5: Solve for x
    x = 2,678,495,424,091,764/43,708,286.70
  6. Step 6: Final answer
    x = 61,281,180.90

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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.