Home / 313,924.47-433,213.56-170,684.61

Finding the Fourth Proportional to 313,924.47, 433,213.56 and 170,684.61

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Solution

The fourth proportional to 313,924.47, 433,213.56 and 170,684.61 is: 235,543.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,924.47 : 433,213.56 = 170,684.61 : x
  2. Step 2: Convert to fraction form
    313,924.47/433,213.56 = 170,684.61/x
  3. Step 3: Cross multiply
    313,924.47x = 433,213.56 × 170,684.61
  4. Step 4: Simplify right side
    313,924.47x = 73,942,887,535.31
  5. Step 5: Solve for x
    x = 73,942,887,535.31/313,924.47
  6. Step 6: Final answer
    x = 235,543.56

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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.