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Finding the Fourth Proportional to 232,690.89, 321,113.25 and 132,088.89

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Solution

The fourth proportional to 232,690.89, 321,113.25 and 132,088.89 is: 182,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,690.89 : 321,113.25 = 132,088.89 : x
  2. Step 2: Convert to fraction form
    232,690.89/321,113.25 = 132,088.89/x
  3. Step 3: Cross multiply
    232,690.89x = 321,113.25 × 132,088.89
  4. Step 4: Simplify right side
    232,690.89x = 42,415,492,756.79
  5. Step 5: Solve for x
    x = 42,415,492,756.79/232,690.89
  6. Step 6: Final answer
    x = 182,282.57

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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.