Home / 766,828.60-1,058,227.66-444,729.66

Finding the Fourth Proportional to 766,828.60, 1,058,227.66 and 444,729.66

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Solution

The fourth proportional to 766,828.60, 1,058,227.66 and 444,729.66 is: 613,729.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,828.60 : 1,058,227.66 = 444,729.66 : x
  2. Step 2: Convert to fraction form
    766,828.60/1,058,227.66 = 444,729.66/x
  3. Step 3: Cross multiply
    766,828.60x = 1,058,227.66 × 444,729.66
  4. Step 4: Simplify right side
    766,828.60x = 470,625,227,434.40
  5. Step 5: Solve for x
    x = 470,625,227,434.40/766,828.60
  6. Step 6: Final answer
    x = 613,729.36

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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.