Home / 682,445.08-941,777.48-376,521.44

Finding the Fourth Proportional to 682,445.08, 941,777.48 and 376,521.44

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Solution

The fourth proportional to 682,445.08, 941,777.48 and 376,521.44 is: 519,601.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,445.08 : 941,777.48 = 376,521.44 : x
  2. Step 2: Convert to fraction form
    682,445.08/941,777.48 = 376,521.44/x
  3. Step 3: Cross multiply
    682,445.08x = 941,777.48 × 376,521.44
  4. Step 4: Simplify right side
    682,445.08x = 354,599,416,224.92
  5. Step 5: Solve for x
    x = 354,599,416,224.92/682,445.08
  6. Step 6: Final answer
    x = 519,601.40

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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.