Home / 766,768.16-1,058,140.10-444,665.06

Finding the Fourth Proportional to 766,768.16, 1,058,140.10 and 444,665.06

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Solution

The fourth proportional to 766,768.16, 1,058,140.10 and 444,665.06 is: 613,637.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,768.16 : 1,058,140.10 = 444,665.06 : x
  2. Step 2: Convert to fraction form
    766,768.16/1,058,140.10 = 444,665.06/x
  3. Step 3: Cross multiply
    766,768.16x = 1,058,140.10 × 444,665.06
  4. Step 4: Simplify right side
    766,768.16x = 470,517,931,054.91
  5. Step 5: Solve for x
    x = 470,517,931,054.91/766,768.16
  6. Step 6: Final answer
    x = 613,637.81

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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.