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Finding the Fourth Proportional to 270,941.70, 406,801.35 and 152,843.70

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Solution

The fourth proportional to 270,941.70, 406,801.35 and 152,843.70 is: 229,484.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,941.70 : 406,801.35 = 152,843.70 : x
  2. Step 2: Convert to fraction form
    270,941.70/406,801.35 = 152,843.70/x
  3. Step 3: Cross multiply
    270,941.70x = 406,801.35 × 152,843.70
  4. Step 4: Simplify right side
    270,941.70x = 62,177,023,499.00
  5. Step 5: Solve for x
    x = 62,177,023,499.00/270,941.70
  6. Step 6: Final answer
    x = 229,484.88

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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.