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Finding the Fourth Proportional to 255,060.60, 382,590.90 and 225,536.10

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Solution

The fourth proportional to 255,060.60, 382,590.90 and 225,536.10 is: 338,304.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,060.60 : 382,590.90 = 225,536.10 : x
  2. Step 2: Convert to fraction form
    255,060.60/382,590.90 = 225,536.10/x
  3. Step 3: Cross multiply
    255,060.60x = 382,590.90 × 225,536.10
  4. Step 4: Simplify right side
    255,060.60x = 86,288,059,481.49
  5. Step 5: Solve for x
    x = 86,288,059,481.49/255,060.60
  6. Step 6: Final answer
    x = 338,304.15

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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.