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Finding the Fourth Proportional to 202,225.60, 303,921.60 and 176,564.80

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Solution

The fourth proportional to 202,225.60, 303,921.60 and 176,564.80 is: 265,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,225.60 : 303,921.60 = 176,564.80 : x
  2. Step 2: Convert to fraction form
    202,225.60/303,921.60 = 176,564.80/x
  3. Step 3: Cross multiply
    202,225.60x = 303,921.60 × 176,564.80
  4. Step 4: Simplify right side
    202,225.60x = 53,661,856,519.68
  5. Step 5: Solve for x
    x = 53,661,856,519.68/202,225.60
  6. Step 6: Final answer
    x = 265,356.40

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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.