Home / 826,926.91-1,239,603.04-265,567.75

Finding the Fourth Proportional to 826,926.91, 1,239,603.04 and 265,567.75

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Solution

The fourth proportional to 826,926.91, 1,239,603.04 and 265,567.75 is: 398,098.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,926.91 : 1,239,603.04 = 265,567.75 : x
  2. Step 2: Convert to fraction form
    826,926.91/1,239,603.04 = 265,567.75/x
  3. Step 3: Cross multiply
    826,926.91x = 1,239,603.04 × 265,567.75
  4. Step 4: Simplify right side
    826,926.91x = 329,198,590,225.96
  5. Step 5: Solve for x
    x = 329,198,590,225.96/826,926.91
  6. Step 6: Final answer
    x = 398,098.78

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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.