Home / 766,508.04-1,057,767.30-426,969

Finding the Fourth Proportional to 766,508.04, 1,057,767.30 and 426,969

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Solution

The fourth proportional to 766,508.04, 1,057,767.30 and 426,969 is: 589,209.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,508.04 : 1,057,767.30 = 426,969 : x
  2. Step 2: Convert to fraction form
    766,508.04/1,057,767.30 = 426,969/x
  3. Step 3: Cross multiply
    766,508.04x = 1,057,767.30 × 426,969
  4. Step 4: Simplify right side
    766,508.04x = 451,633,846,313.70
  5. Step 5: Solve for x
    x = 451,633,846,313.70/766,508.04
  6. Step 6: Final answer
    x = 589,209.54

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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.