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Finding the Fourth Proportional to 25,445,574.30, 35,548,221.30 and 25,445,574.30

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Solution

The fourth proportional to 25,445,574.30, 35,548,221.30 and 25,445,574.30 is: 35,548,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,445,574.30 : 35,548,221.30 = 25,445,574.30 : x
  2. Step 2: Convert to fraction form
    25,445,574.30/35,548,221.30 = 25,445,574.30/x
  3. Step 3: Cross multiply
    25,445,574.30x = 35,548,221.30 × 25,445,574.30
  4. Step 4: Simplify right side
    25,445,574.30x = 904,544,906,321,992.50
  5. Step 5: Solve for x
    x = 904,544,906,321,992.50/25,445,574.30
  6. Step 6: Final answer
    x = 35,548,221.30

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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.