Home / 426,940.18-589,179.30-233,351.80

Finding the Fourth Proportional to 426,940.18, 589,179.30 and 233,351.80

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Solution

The fourth proportional to 426,940.18, 589,179.30 and 233,351.80 is: 322,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,940.18 : 589,179.30 = 233,351.80 : x
  2. Step 2: Convert to fraction form
    426,940.18/589,179.30 = 233,351.80/x
  3. Step 3: Cross multiply
    426,940.18x = 589,179.30 × 233,351.80
  4. Step 4: Simplify right side
    426,940.18x = 137,486,050,177.74
  5. Step 5: Solve for x
    x = 137,486,050,177.74/426,940.18
  6. Step 6: Final answer
    x = 322,026.50

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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.