Home / 624,826.41-862,260.90-338,346.72

Finding the Fourth Proportional to 624,826.41, 862,260.90 and 338,346.72

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Solution

The fourth proportional to 624,826.41, 862,260.90 and 338,346.72 is: 466,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,826.41 : 862,260.90 = 338,346.72 : x
  2. Step 2: Convert to fraction form
    624,826.41/862,260.90 = 338,346.72/x
  3. Step 3: Cross multiply
    624,826.41x = 862,260.90 × 338,346.72
  4. Step 4: Simplify right side
    624,826.41x = 291,743,146,030.45
  5. Step 5: Solve for x
    x = 291,743,146,030.45/624,826.41
  6. Step 6: Final answer
    x = 466,918.72

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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.