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Finding the Fourth Proportional to 266,281.56, 367,453.50 and 158,972.76

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Solution

The fourth proportional to 266,281.56, 367,453.50 and 158,972.76 is: 219,373.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,281.56 : 367,453.50 = 158,972.76 : x
  2. Step 2: Convert to fraction form
    266,281.56/367,453.50 = 158,972.76/x
  3. Step 3: Cross multiply
    266,281.56x = 367,453.50 × 158,972.76
  4. Step 4: Simplify right side
    266,281.56x = 58,415,097,066.66
  5. Step 5: Solve for x
    x = 58,415,097,066.66/266,281.56
  6. Step 6: Final answer
    x = 219,373.42

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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.