Home / 682,018.89-941,164.38-376,108.14

Finding the Fourth Proportional to 682,018.89, 941,164.38 and 376,108.14

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Solution

The fourth proportional to 682,018.89, 941,164.38 and 376,108.14 is: 519,017.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,018.89 : 941,164.38 = 376,108.14 : x
  2. Step 2: Convert to fraction form
    682,018.89/941,164.38 = 376,108.14/x
  3. Step 3: Cross multiply
    682,018.89x = 941,164.38 × 376,108.14
  4. Step 4: Simplify right side
    682,018.89x = 353,979,587,925.42
  5. Step 5: Solve for x
    x = 353,979,587,925.42/682,018.89
  6. Step 6: Final answer
    x = 519,017.28

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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.