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Finding the Fourth Proportional to 332,113.74, 458,327.07 and 188,894.40

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Solution

The fourth proportional to 332,113.74, 458,327.07 and 188,894.40 is: 260,680.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,113.74 : 458,327.07 = 188,894.40 : x
  2. Step 2: Convert to fraction form
    332,113.74/458,327.07 = 188,894.40/x
  3. Step 3: Cross multiply
    332,113.74x = 458,327.07 × 188,894.40
  4. Step 4: Simplify right side
    332,113.74x = 86,575,416,891.41
  5. Step 5: Solve for x
    x = 86,575,416,891.41/332,113.74
  6. Step 6: Final answer
    x = 260,680.02

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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.