Home / 405,724.52-559,851.05-233,698.43

Finding the Fourth Proportional to 405,724.52, 559,851.05 and 233,698.43

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Solution

The fourth proportional to 405,724.52, 559,851.05 and 233,698.43 is: 322,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,724.52 : 559,851.05 = 233,698.43 : x
  2. Step 2: Convert to fraction form
    405,724.52/559,851.05 = 233,698.43/x
  3. Step 3: Cross multiply
    405,724.52x = 559,851.05 × 233,698.43
  4. Step 4: Simplify right side
    405,724.52x = 130,836,313,402.73
  5. Step 5: Solve for x
    x = 130,836,313,402.73/405,724.52
  6. Step 6: Final answer
    x = 322,475.73

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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.