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Finding the Fourth Proportional to 25,569,937.60, 38,354,906.40 and 22,783,019.20

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Solution

The fourth proportional to 25,569,937.60, 38,354,906.40 and 22,783,019.20 is: 34,174,528.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,569,937.60 : 38,354,906.40 = 22,783,019.20 : x
  2. Step 2: Convert to fraction form
    25,569,937.60/38,354,906.40 = 22,783,019.20/x
  3. Step 3: Cross multiply
    25,569,937.60x = 38,354,906.40 × 22,783,019.20
  4. Step 4: Simplify right side
    25,569,937.60x = 873,840,568,925,402.88
  5. Step 5: Solve for x
    x = 873,840,568,925,402.88/25,569,937.60
  6. Step 6: Final answer
    x = 34,174,528.80

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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.