Home / 345,552.23-518,398.83-195,859.37

Finding the Fourth Proportional to 345,552.23, 518,398.83 and 195,859.37

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Solution

The fourth proportional to 345,552.23, 518,398.83 and 195,859.37 is: 293,829.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,552.23 : 518,398.83 = 195,859.37 : x
  2. Step 2: Convert to fraction form
    345,552.23/518,398.83 = 195,859.37/x
  3. Step 3: Cross multiply
    345,552.23x = 518,398.83 × 195,859.37
  4. Step 4: Simplify right side
    345,552.23x = 101,533,269,548.53
  5. Step 5: Solve for x
    x = 101,533,269,548.53/345,552.23
  6. Step 6: Final answer
    x = 293,829.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.