Home / 638,166.24-957,248.31-296,422.77

Finding the Fourth Proportional to 638,166.24, 957,248.31 and 296,422.77

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Solution

The fourth proportional to 638,166.24, 957,248.31 and 296,422.77 is: 444,633.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,166.24 : 957,248.31 = 296,422.77 : x
  2. Step 2: Convert to fraction form
    638,166.24/957,248.31 = 296,422.77/x
  3. Step 3: Cross multiply
    638,166.24x = 957,248.31 × 296,422.77
  4. Step 4: Simplify right side
    638,166.24x = 283,750,195,628.02
  5. Step 5: Solve for x
    x = 283,750,195,628.02/638,166.24
  6. Step 6: Final answer
    x = 444,633.67

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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.