Home / 288,852.24-398,621.34-161,525.10

Finding the Fourth Proportional to 288,852.24, 398,621.34 and 161,525.10

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Solution

The fourth proportional to 288,852.24, 398,621.34 and 161,525.10 is: 222,907.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,852.24 : 398,621.34 = 161,525.10 : x
  2. Step 2: Convert to fraction form
    288,852.24/398,621.34 = 161,525.10/x
  3. Step 3: Cross multiply
    288,852.24x = 398,621.34 × 161,525.10
  4. Step 4: Simplify right side
    288,852.24x = 64,387,351,805.63
  5. Step 5: Solve for x
    x = 64,387,351,805.63/288,852.24
  6. Step 6: Final answer
    x = 222,907.57

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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.