Home / 327,630.07-491,444.69-103,010.11

Finding the Fourth Proportional to 327,630.07, 491,444.69 and 103,010.11

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Solution

The fourth proportional to 327,630.07, 491,444.69 and 103,010.11 is: 154,515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,630.07 : 491,444.69 = 103,010.11 : x
  2. Step 2: Convert to fraction form
    327,630.07/491,444.69 = 103,010.11/x
  3. Step 3: Cross multiply
    327,630.07x = 491,444.69 × 103,010.11
  4. Step 4: Simplify right side
    327,630.07x = 50,623,771,060.77
  5. Step 5: Solve for x
    x = 50,623,771,060.77/327,630.07
  6. Step 6: Final answer
    x = 154,515.04

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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.