Home / 826,928.74-1,238,732.30-377,030.74

Finding the Fourth Proportional to 826,928.74, 1,238,732.30 and 377,030.74

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Solution

The fourth proportional to 826,928.74, 1,238,732.30 and 377,030.74 is: 564,788.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,928.74 : 1,238,732.30 = 377,030.74 : x
  2. Step 2: Convert to fraction form
    826,928.74/1,238,732.30 = 377,030.74/x
  3. Step 3: Cross multiply
    826,928.74x = 1,238,732.30 × 377,030.74
  4. Step 4: Simplify right side
    826,928.74x = 467,040,155,730.90
  5. Step 5: Solve for x
    x = 467,040,155,730.90/826,928.74
  6. Step 6: Final answer
    x = 564,788.88

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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.