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Finding the Fourth Proportional to 31,544,015.20, 44,225,394.20 and 31,544,015.20

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Solution

The fourth proportional to 31,544,015.20, 44,225,394.20 and 31,544,015.20 is: 44,225,394.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,544,015.20 : 44,225,394.20 = 31,544,015.20 : x
  2. Step 2: Convert to fraction form
    31,544,015.20/44,225,394.20 = 31,544,015.20/x
  3. Step 3: Cross multiply
    31,544,015.20x = 44,225,394.20 × 31,544,015.20
  4. Step 4: Simplify right side
    31,544,015.20x = 1,395,046,506,870,792
  5. Step 5: Solve for x
    x = 1,395,046,506,870,792/31,544,015.20
  6. Step 6: Final answer
    x = 44,225,394.20

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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.