Home / 766,939.52-1,058,380.08-444,840.32

Finding the Fourth Proportional to 766,939.52, 1,058,380.08 and 444,840.32

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Solution

The fourth proportional to 766,939.52, 1,058,380.08 and 444,840.32 is: 613,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,939.52 : 1,058,380.08 = 444,840.32 : x
  2. Step 2: Convert to fraction form
    766,939.52/1,058,380.08 = 444,840.32/x
  3. Step 3: Cross multiply
    766,939.52x = 1,058,380.08 × 444,840.32
  4. Step 4: Simplify right side
    766,939.52x = 470,810,133,468.83
  5. Step 5: Solve for x
    x = 470,810,133,468.83/766,939.52
  6. Step 6: Final answer
    x = 613,881.70

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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.