Home / 288,024.93-397,179.45-191,194.63

Finding the Fourth Proportional to 288,024.93, 397,179.45 and 191,194.63

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Solution

The fourth proportional to 288,024.93, 397,179.45 and 191,194.63 is: 263,652.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,024.93 : 397,179.45 = 191,194.63 : x
  2. Step 2: Convert to fraction form
    288,024.93/397,179.45 = 191,194.63/x
  3. Step 3: Cross multiply
    288,024.93x = 397,179.45 × 191,194.63
  4. Step 4: Simplify right side
    288,024.93x = 75,938,576,993.40
  5. Step 5: Solve for x
    x = 75,938,576,993.40/288,024.93
  6. Step 6: Final answer
    x = 263,652.79

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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.