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Finding the Fourth Proportional to 235,034.48, 352,506.60 and 66,514.10

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Solution

The fourth proportional to 235,034.48, 352,506.60 and 66,514.10 is: 99,758.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,034.48 : 352,506.60 = 66,514.10 : x
  2. Step 2: Convert to fraction form
    235,034.48/352,506.60 = 66,514.10/x
  3. Step 3: Cross multiply
    235,034.48x = 352,506.60 × 66,514.10
  4. Step 4: Simplify right side
    235,034.48x = 23,446,659,243.06
  5. Step 5: Solve for x
    x = 23,446,659,243.06/235,034.48
  6. Step 6: Final answer
    x = 99,758.38

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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.