Home / 493,900.65-681,586.16-267,546.15

Finding the Fourth Proportional to 493,900.65, 681,586.16 and 267,546.15

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Solution

The fourth proportional to 493,900.65, 681,586.16 and 267,546.15 is: 369,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,900.65 : 681,586.16 = 267,546.15 : x
  2. Step 2: Convert to fraction form
    493,900.65/681,586.16 = 267,546.15/x
  3. Step 3: Cross multiply
    493,900.65x = 681,586.16 × 267,546.15
  4. Step 4: Simplify right side
    493,900.65x = 182,355,753,001.28
  5. Step 5: Solve for x
    x = 182,355,753,001.28/493,900.65
  6. Step 6: Final answer
    x = 369,215.45

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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.