Home / 288,552.04-398,173.38-161,224.84

Finding the Fourth Proportional to 288,552.04, 398,173.38 and 161,224.84

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Solution

The fourth proportional to 288,552.04, 398,173.38 and 161,224.84 is: 222,474.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,552.04 : 398,173.38 = 161,224.84 : x
  2. Step 2: Convert to fraction form
    288,552.04/398,173.38 = 161,224.84/x
  3. Step 3: Cross multiply
    288,552.04x = 398,173.38 × 161,224.84
  4. Step 4: Simplify right side
    288,552.04x = 64,195,439,482.76
  5. Step 5: Solve for x
    x = 64,195,439,482.76/288,552.04
  6. Step 6: Final answer
    x = 222,474.39

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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.