Home / 405,968.37-560,232.23-224,680.65

Finding the Fourth Proportional to 405,968.37, 560,232.23 and 224,680.65

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Solution

The fourth proportional to 405,968.37, 560,232.23 and 224,680.65 is: 310,057.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,968.37 : 560,232.23 = 224,680.65 : x
  2. Step 2: Convert to fraction form
    405,968.37/560,232.23 = 224,680.65/x
  3. Step 3: Cross multiply
    405,968.37x = 560,232.23 × 224,680.65
  4. Step 4: Simplify right side
    405,968.37x = 125,873,340,463.95
  5. Step 5: Solve for x
    x = 125,873,340,463.95/405,968.37
  6. Step 6: Final answer
    x = 310,057.01

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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.