Home / 681,908.87-941,041.62-375,985.85

Finding the Fourth Proportional to 681,908.87, 941,041.62 and 375,985.85

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Solution

The fourth proportional to 681,908.87, 941,041.62 and 375,985.85 is: 518,864.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,908.87 : 941,041.62 = 375,985.85 : x
  2. Step 2: Convert to fraction form
    681,908.87/941,041.62 = 375,985.85/x
  3. Step 3: Cross multiply
    681,908.87x = 941,041.62 × 375,985.85
  4. Step 4: Simplify right side
    681,908.87x = 353,818,328,675.87
  5. Step 5: Solve for x
    x = 353,818,328,675.87/681,908.87
  6. Step 6: Final answer
    x = 518,864.53

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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.