Home / 766,746.37-1,058,114.33-444,647.71

Finding the Fourth Proportional to 766,746.37, 1,058,114.33 and 444,647.71

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Solution

The fourth proportional to 766,746.37, 1,058,114.33 and 444,647.71 is: 613,616.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,746.37 : 1,058,114.33 = 444,647.71 : x
  2. Step 2: Convert to fraction form
    766,746.37/1,058,114.33 = 444,647.71/x
  3. Step 3: Cross multiply
    766,746.37x = 1,058,114.33 × 444,647.71
  4. Step 4: Simplify right side
    766,746.37x = 470,488,113,752.68
  5. Step 5: Solve for x
    x = 470,488,113,752.68/766,746.37
  6. Step 6: Final answer
    x = 613,616.36

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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.