Home / 349,741.80-524,612.70-273,634.20

Finding the Fourth Proportional to 349,741.80, 524,612.70 and 273,634.20

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Solution

The fourth proportional to 349,741.80, 524,612.70 and 273,634.20 is: 410,451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,741.80 : 524,612.70 = 273,634.20 : x
  2. Step 2: Convert to fraction form
    349,741.80/524,612.70 = 273,634.20/x
  3. Step 3: Cross multiply
    349,741.80x = 524,612.70 × 273,634.20
  4. Step 4: Simplify right side
    349,741.80x = 143,551,976,474.34
  5. Step 5: Solve for x
    x = 143,551,976,474.34/349,741.80
  6. Step 6: Final answer
    x = 410,451.30

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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.