Home / 681,942.71-1,023,209.04-366,030.56

Finding the Fourth Proportional to 681,942.71, 1,023,209.04 and 366,030.56

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Solution

The fourth proportional to 681,942.71, 1,023,209.04 and 366,030.56 is: 549,204.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,942.71 : 1,023,209.04 = 366,030.56 : x
  2. Step 2: Convert to fraction form
    681,942.71/1,023,209.04 = 366,030.56/x
  3. Step 3: Cross multiply
    681,942.71x = 1,023,209.04 × 366,030.56
  4. Step 4: Simplify right side
    681,942.71x = 374,525,777,908.26
  5. Step 5: Solve for x
    x = 374,525,777,908.26/681,942.71
  6. Step 6: Final answer
    x = 549,204.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.