Home / 682,048.47-941,214.45-376,153.14

Finding the Fourth Proportional to 682,048.47, 941,214.45 and 376,153.14

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Solution

The fourth proportional to 682,048.47, 941,214.45 and 376,153.14 is: 519,084.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,048.47 : 941,214.45 = 376,153.14 : x
  2. Step 2: Convert to fraction form
    682,048.47/941,214.45 = 376,153.14/x
  3. Step 3: Cross multiply
    682,048.47x = 941,214.45 × 376,153.14
  4. Step 4: Simplify right side
    682,048.47x = 354,040,770,780.87
  5. Step 5: Solve for x
    x = 354,040,770,780.87/682,048.47
  6. Step 6: Final answer
    x = 519,084.47

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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.