Home / 683,010.11-942,548.86-377,086.43

Finding the Fourth Proportional to 683,010.11, 942,548.86 and 377,086.43

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Solution

The fourth proportional to 683,010.11, 942,548.86 and 377,086.43 is: 520,376.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,010.11 : 942,548.86 = 377,086.43 : x
  2. Step 2: Convert to fraction form
    683,010.11/942,548.86 = 377,086.43/x
  3. Step 3: Cross multiply
    683,010.11x = 942,548.86 × 377,086.43
  4. Step 4: Simplify right side
    683,010.11x = 355,422,387,545.70
  5. Step 5: Solve for x
    x = 355,422,387,545.70/683,010.11
  6. Step 6: Final answer
    x = 520,376.46

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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.