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Finding the Fourth Proportional to 194,044.60, 291,064.74 and 167,666.68

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Solution

The fourth proportional to 194,044.60, 291,064.74 and 167,666.68 is: 251,498.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,044.60 : 291,064.74 = 167,666.68 : x
  2. Step 2: Convert to fraction form
    194,044.60/291,064.74 = 167,666.68/x
  3. Step 3: Cross multiply
    194,044.60x = 291,064.74 × 167,666.68
  4. Step 4: Simplify right side
    194,044.60x = 48,801,858,620.86
  5. Step 5: Solve for x
    x = 48,801,858,620.86/194,044.60
  6. Step 6: Final answer
    x = 251,498.15

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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.