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Finding the Fourth Proportional to 22,763,257.60, 34,169,769.60 and 14,253,203.20

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Solution

The fourth proportional to 22,763,257.60, 34,169,769.60 and 14,253,203.20 is: 21,395,385.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,763,257.60 : 34,169,769.60 = 14,253,203.20 : x
  2. Step 2: Convert to fraction form
    22,763,257.60/34,169,769.60 = 14,253,203.20/x
  3. Step 3: Cross multiply
    22,763,257.60x = 34,169,769.60 × 14,253,203.20
  4. Step 4: Simplify right side
    22,763,257.60x = 487,028,669,405,982.69
  5. Step 5: Solve for x
    x = 487,028,669,405,982.69/22,763,257.60
  6. Step 6: Final answer
    x = 21,395,385.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.