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Finding the Fourth Proportional to 22,695,649.20, 34,043,473.80 and 20,003,014.80

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Solution

The fourth proportional to 22,695,649.20, 34,043,473.80 and 20,003,014.80 is: 30,004,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,695,649.20 : 34,043,473.80 = 20,003,014.80 : x
  2. Step 2: Convert to fraction form
    22,695,649.20/34,043,473.80 = 20,003,014.80/x
  3. Step 3: Cross multiply
    22,695,649.20x = 34,043,473.80 × 20,003,014.80
  4. Step 4: Simplify right side
    22,695,649.20x = 680,972,110,264,812.25
  5. Step 5: Solve for x
    x = 680,972,110,264,812.25/22,695,649.20
  6. Step 6: Final answer
    x = 30,004,522.20

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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.