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Finding the Fourth Proportional to 52,992,003.70, 74,358,866.30 and 52,992,003.70

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Solution

The fourth proportional to 52,992,003.70, 74,358,866.30 and 52,992,003.70 is: 74,358,866.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,992,003.70 : 74,358,866.30 = 52,992,003.70 : x
  2. Step 2: Convert to fraction form
    52,992,003.70/74,358,866.30 = 52,992,003.70/x
  3. Step 3: Cross multiply
    52,992,003.70x = 74,358,866.30 × 52,992,003.70
  4. Step 4: Simplify right side
    52,992,003.70x = 3,940,425,318,097,405.50
  5. Step 5: Solve for x
    x = 3,940,425,318,097,405.50/52,992,003.70
  6. Step 6: Final answer
    x = 74,358,866.30

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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.