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Finding the Fourth Proportional to 228,049.60, 342,074.40 and 175,561.60

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Solution

The fourth proportional to 228,049.60, 342,074.40 and 175,561.60 is: 263,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,049.60 : 342,074.40 = 175,561.60 : x
  2. Step 2: Convert to fraction form
    228,049.60/342,074.40 = 175,561.60/x
  3. Step 3: Cross multiply
    228,049.60x = 342,074.40 × 175,561.60
  4. Step 4: Simplify right side
    228,049.60x = 60,055,128,983.04
  5. Step 5: Solve for x
    x = 60,055,128,983.04/228,049.60
  6. Step 6: Final answer
    x = 263,342.40

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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.