Home / 836,041.13-1,253,740.82-355,964.56

Finding the Fourth Proportional to 836,041.13, 1,253,740.82 and 355,964.56

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Solution

The fourth proportional to 836,041.13, 1,253,740.82 and 355,964.56 is: 533,810.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,041.13 : 1,253,740.82 = 355,964.56 : x
  2. Step 2: Convert to fraction form
    836,041.13/1,253,740.82 = 355,964.56/x
  3. Step 3: Cross multiply
    836,041.13x = 1,253,740.82 × 355,964.56
  4. Step 4: Simplify right side
    836,041.13x = 446,287,301,222.09
  5. Step 5: Solve for x
    x = 446,287,301,222.09/836,041.13
  6. Step 6: Final answer
    x = 533,810.22

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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.