Home / 405,824.65-559,932.93-242,414.29

Finding the Fourth Proportional to 405,824.65, 559,932.93 and 242,414.29

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Solution

The fourth proportional to 405,824.65, 559,932.93 and 242,414.29 is: 334,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,824.65 : 559,932.93 = 242,414.29 : x
  2. Step 2: Convert to fraction form
    405,824.65/559,932.93 = 242,414.29/x
  3. Step 3: Cross multiply
    405,824.65x = 559,932.93 × 242,414.29
  4. Step 4: Simplify right side
    405,824.65x = 135,735,743,673.57
  5. Step 5: Solve for x
    x = 135,735,743,673.57/405,824.65
  6. Step 6: Final answer
    x = 334,468.95

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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.