Home / 767,193.48-1,058,784.66-444,900.78

Finding the Fourth Proportional to 767,193.48, 1,058,784.66 and 444,900.78

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Solution

The fourth proportional to 767,193.48, 1,058,784.66 and 444,900.78 is: 613,996.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,193.48 : 1,058,784.66 = 444,900.78 : x
  2. Step 2: Convert to fraction form
    767,193.48/1,058,784.66 = 444,900.78/x
  3. Step 3: Cross multiply
    767,193.48x = 1,058,784.66 × 444,900.78
  4. Step 4: Simplify right side
    767,193.48x = 471,054,121,086.04
  5. Step 5: Solve for x
    x = 471,054,121,086.04/767,193.48
  6. Step 6: Final answer
    x = 613,996.51

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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.