Home / 480,561.95-663,159.24-276,584.55

Finding the Fourth Proportional to 480,561.95, 663,159.24 and 276,584.55

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Solution

The fourth proportional to 480,561.95, 663,159.24 and 276,584.55 is: 381,677.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,561.95 : 663,159.24 = 276,584.55 : x
  2. Step 2: Convert to fraction form
    480,561.95/663,159.24 = 276,584.55/x
  3. Step 3: Cross multiply
    480,561.95x = 663,159.24 × 276,584.55
  4. Step 4: Simplify right side
    480,561.95x = 183,419,599,973.74
  5. Step 5: Solve for x
    x = 183,419,599,973.74/480,561.95
  6. Step 6: Final answer
    x = 381,677.33

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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.