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Finding the Fourth Proportional to 270,770.76, 373,666.60 and 149,914.20

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Solution

The fourth proportional to 270,770.76, 373,666.60 and 149,914.20 is: 206,883.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,770.76 : 373,666.60 = 149,914.20 : x
  2. Step 2: Convert to fraction form
    270,770.76/373,666.60 = 149,914.20/x
  3. Step 3: Cross multiply
    270,770.76x = 373,666.60 × 149,914.20
  4. Step 4: Simplify right side
    270,770.76x = 56,017,930,994.36
  5. Step 5: Solve for x
    x = 56,017,930,994.36/270,770.76
  6. Step 6: Final answer
    x = 206,883.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.