Home / 349,053.24-481,680.60-213,314.40

Finding the Fourth Proportional to 349,053.24, 481,680.60 and 213,314.40

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Solution

The fourth proportional to 349,053.24, 481,680.60 and 213,314.40 is: 294,366.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,053.24 : 481,680.60 = 213,314.40 : x
  2. Step 2: Convert to fraction form
    349,053.24/481,680.60 = 213,314.40/x
  3. Step 3: Cross multiply
    349,053.24x = 481,680.60 × 213,314.40
  4. Step 4: Simplify right side
    349,053.24x = 102,749,408,180.64
  5. Step 5: Solve for x
    x = 102,749,408,180.64/349,053.24
  6. Step 6: Final answer
    x = 294,366.01

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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.