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Finding the Fourth Proportional to 40,347,706.80, 60,521,560.20 and 35,560,801.20

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Solution

The fourth proportional to 40,347,706.80, 60,521,560.20 and 35,560,801.20 is: 53,341,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,347,706.80 : 60,521,560.20 = 35,560,801.20 : x
  2. Step 2: Convert to fraction form
    40,347,706.80/60,521,560.20 = 35,560,801.20/x
  3. Step 3: Cross multiply
    40,347,706.80x = 60,521,560.20 × 35,560,801.20
  4. Step 4: Simplify right side
    40,347,706.80x = 2,152,195,170,586,032.50
  5. Step 5: Solve for x
    x = 2,152,195,170,586,032.50/40,347,706.80
  6. Step 6: Final answer
    x = 53,341,201.80

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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.