Home / 682,593.93-942,166.96-396,206.28

Finding the Fourth Proportional to 682,593.93, 942,166.96 and 396,206.28

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Solution

The fourth proportional to 682,593.93, 942,166.96 and 396,206.28 is: 546,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,593.93 : 942,166.96 = 396,206.28 : x
  2. Step 2: Convert to fraction form
    682,593.93/942,166.96 = 396,206.28/x
  3. Step 3: Cross multiply
    682,593.93x = 942,166.96 × 396,206.28
  4. Step 4: Simplify right side
    682,593.93x = 373,292,466,360.51
  5. Step 5: Solve for x
    x = 373,292,466,360.51/682,593.93
  6. Step 6: Final answer
    x = 546,873.40

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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.