Home / 766,769.84-1,058,146.60-444,670.92

Finding the Fourth Proportional to 766,769.84, 1,058,146.60 and 444,670.92

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Solution

The fourth proportional to 766,769.84, 1,058,146.60 and 444,670.92 is: 613,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,769.84 : 1,058,146.60 = 444,670.92 : x
  2. Step 2: Convert to fraction form
    766,769.84/1,058,146.60 = 444,670.92/x
  3. Step 3: Cross multiply
    766,769.84x = 1,058,146.60 × 444,670.92
  4. Step 4: Simplify right side
    766,769.84x = 470,527,022,116.87
  5. Step 5: Solve for x
    x = 470,527,022,116.87/766,769.84
  6. Step 6: Final answer
    x = 613,648.32

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Double scale
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Similar ratio
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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.