Home / 766,833.74-1,058,234.75-444,734.81

Finding the Fourth Proportional to 766,833.74, 1,058,234.75 and 444,734.81

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Solution

The fourth proportional to 766,833.74, 1,058,234.75 and 444,734.81 is: 613,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,833.74 : 1,058,234.75 = 444,734.81 : x
  2. Step 2: Convert to fraction form
    766,833.74/1,058,234.75 = 444,734.81/x
  3. Step 3: Cross multiply
    766,833.74x = 1,058,234.75 × 444,734.81
  4. Step 4: Simplify right side
    766,833.74x = 470,633,830,476.65
  5. Step 5: Solve for x
    x = 470,633,830,476.65/766,833.74
  6. Step 6: Final answer
    x = 613,736.47

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Double scale
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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.