Home / 313,338.30-432,407.34-170,098.44

Finding the Fourth Proportional to 313,338.30, 432,407.34 and 170,098.44

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Solution

The fourth proportional to 313,338.30, 432,407.34 and 170,098.44 is: 234,736.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,338.30 : 432,407.34 = 170,098.44 : x
  2. Step 2: Convert to fraction form
    313,338.30/432,407.34 = 170,098.44/x
  3. Step 3: Cross multiply
    313,338.30x = 432,407.34 × 170,098.44
  4. Step 4: Simplify right side
    313,338.30x = 73,551,813,978.55
  5. Step 5: Solve for x
    x = 73,551,813,978.55/313,338.30
  6. Step 6: Final answer
    x = 234,736.11

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1.5x scale

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.