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Finding the Fourth Proportional to 266,051.46, 367,159.12 and 151,346.72

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Solution

The fourth proportional to 266,051.46, 367,159.12 and 151,346.72 is: 208,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,051.46 : 367,159.12 = 151,346.72 : x
  2. Step 2: Convert to fraction form
    266,051.46/367,159.12 = 151,346.72/x
  3. Step 3: Cross multiply
    266,051.46x = 367,159.12 × 151,346.72
  4. Step 4: Simplify right side
    266,051.46x = 55,568,329,069.62
  5. Step 5: Solve for x
    x = 55,568,329,069.62/266,051.46
  6. Step 6: Final answer
    x = 208,863.09

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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.