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Finding the Fourth Proportional to 202,222.96, 303,335.70 and 89,876.80

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Solution

The fourth proportional to 202,222.96, 303,335.70 and 89,876.80 is: 134,815.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,222.96 : 303,335.70 = 89,876.80 : x
  2. Step 2: Convert to fraction form
    202,222.96/303,335.70 = 89,876.80/x
  3. Step 3: Cross multiply
    202,222.96x = 303,335.70 × 89,876.80
  4. Step 4: Simplify right side
    202,222.96x = 27,262,842,041.76
  5. Step 5: Solve for x
    x = 27,262,842,041.76/202,222.96
  6. Step 6: Final answer
    x = 134,815.76

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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.