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Finding the Fourth Proportional to 270,060.80, 403,924.80 and 228,070.40

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Solution

The fourth proportional to 270,060.80, 403,924.80 and 228,070.40 is: 341,120.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,060.80 : 403,924.80 = 228,070.40 : x
  2. Step 2: Convert to fraction form
    270,060.80/403,924.80 = 228,070.40/x
  3. Step 3: Cross multiply
    270,060.80x = 403,924.80 × 228,070.40
  4. Step 4: Simplify right side
    270,060.80x = 92,123,290,705.92
  5. Step 5: Solve for x
    x = 92,123,290,705.92/270,060.80
  6. Step 6: Final answer
    x = 341,120.56

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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.