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Finding the Fourth Proportional to 214,131.60, 295,645.95 and 191,397.74

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Solution

The fourth proportional to 214,131.60, 295,645.95 and 191,397.74 is: 264,257.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,131.60 : 295,645.95 = 191,397.74 : x
  2. Step 2: Convert to fraction form
    214,131.60/295,645.95 = 191,397.74/x
  3. Step 3: Cross multiply
    214,131.60x = 295,645.95 × 191,397.74
  4. Step 4: Simplify right side
    214,131.60x = 56,585,965,191.92
  5. Step 5: Solve for x
    x = 56,585,965,191.92/214,131.60
  6. Step 6: Final answer
    x = 264,257.89

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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.