Home / 766,864.95-1,058,186.88-444,508.44

Finding the Fourth Proportional to 766,864.95, 1,058,186.88 and 444,508.44

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Solution

The fourth proportional to 766,864.95, 1,058,186.88 and 444,508.44 is: 613,371.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,864.95 : 1,058,186.88 = 444,508.44 : x
  2. Step 2: Convert to fraction form
    766,864.95/1,058,186.88 = 444,508.44/x
  3. Step 3: Cross multiply
    766,864.95x = 1,058,186.88 × 444,508.44
  4. Step 4: Simplify right side
    766,864.95x = 470,372,999,257.27
  5. Step 5: Solve for x
    x = 470,372,999,257.27/766,864.95
  6. Step 6: Final answer
    x = 613,371.36

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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.