Home / 682,017.48-941,162.56-376,106.76

Finding the Fourth Proportional to 682,017.48, 941,162.56 and 376,106.76

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Solution

The fourth proportional to 682,017.48, 941,162.56 and 376,106.76 is: 519,015.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,017.48 : 941,162.56 = 376,106.76 : x
  2. Step 2: Convert to fraction form
    682,017.48/941,162.56 = 376,106.76/x
  3. Step 3: Cross multiply
    682,017.48x = 941,162.56 × 376,106.76
  4. Step 4: Simplify right side
    682,017.48x = 353,977,601,074.91
  5. Step 5: Solve for x
    x = 353,977,601,074.91/682,017.48
  6. Step 6: Final answer
    x = 519,015.44

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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.