Home / 624,867.24-862,317.60-338,387.76

Finding the Fourth Proportional to 624,867.24, 862,317.60 and 338,387.76

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Solution

The fourth proportional to 624,867.24, 862,317.60 and 338,387.76 is: 466,975.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,867.24 : 862,317.60 = 338,387.76 : x
  2. Step 2: Convert to fraction form
    624,867.24/862,317.60 = 338,387.76/x
  3. Step 3: Cross multiply
    624,867.24x = 862,317.60 × 338,387.76
  4. Step 4: Simplify right side
    624,867.24x = 291,797,721,072.58
  5. Step 5: Solve for x
    x = 291,797,721,072.58/624,867.24
  6. Step 6: Final answer
    x = 466,975.55

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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.