Home / 827,056.80-1,141,363.92-464,488.38

Finding the Fourth Proportional to 827,056.80, 1,141,363.92 and 464,488.38

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Solution

The fourth proportional to 827,056.80, 1,141,363.92 and 464,488.38 is: 641,008.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,056.80 : 1,141,363.92 = 464,488.38 : x
  2. Step 2: Convert to fraction form
    827,056.80/1,141,363.92 = 464,488.38/x
  3. Step 3: Cross multiply
    827,056.80x = 1,141,363.92 × 464,488.38
  4. Step 4: Simplify right side
    827,056.80x = 530,150,278,191.25
  5. Step 5: Solve for x
    x = 530,150,278,191.25/827,056.80
  6. Step 6: Final answer
    x = 641,008.31

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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.