Home / 494,192.40-681,924.54-350,900.16

Finding the Fourth Proportional to 494,192.40, 681,924.54 and 350,900.16

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Solution

The fourth proportional to 494,192.40, 681,924.54 and 350,900.16 is: 484,198.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,192.40 : 681,924.54 = 350,900.16 : x
  2. Step 2: Convert to fraction form
    494,192.40/681,924.54 = 350,900.16/x
  3. Step 3: Cross multiply
    494,192.40x = 681,924.54 × 350,900.16
  4. Step 4: Simplify right side
    494,192.40x = 239,287,430,193.93
  5. Step 5: Solve for x
    x = 239,287,430,193.93/494,192.40
  6. Step 6: Final answer
    x = 484,198.93

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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.