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Finding the Fourth Proportional to 233,780.80, 350,541.60 and 93,380.80

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Solution

The fourth proportional to 233,780.80, 350,541.60 and 93,380.80 is: 140,019.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,780.80 : 350,541.60 = 93,380.80 : x
  2. Step 2: Convert to fraction form
    233,780.80/350,541.60 = 93,380.80/x
  3. Step 3: Cross multiply
    233,780.80x = 350,541.60 × 93,380.80
  4. Step 4: Simplify right side
    233,780.80x = 32,733,855,041.28
  5. Step 5: Solve for x
    x = 32,733,855,041.28/233,780.80
  6. Step 6: Final answer
    x = 140,019.43

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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.