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Finding the Fourth Proportional to 171,453.90, 256,597.65 and 150,458.70

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Solution

The fourth proportional to 171,453.90, 256,597.65 and 150,458.70 is: 225,176.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,453.90 : 256,597.65 = 150,458.70 : x
  2. Step 2: Convert to fraction form
    171,453.90/256,597.65 = 150,458.70/x
  3. Step 3: Cross multiply
    171,453.90x = 256,597.65 × 150,458.70
  4. Step 4: Simplify right side
    171,453.90x = 38,607,348,842.06
  5. Step 5: Solve for x
    x = 38,607,348,842.06/171,453.90
  6. Step 6: Final answer
    x = 225,176.27

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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.