Home / 297,289.02-410,256.76-161,319.51

Finding the Fourth Proportional to 297,289.02, 410,256.76 and 161,319.51

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Solution

The fourth proportional to 297,289.02, 410,256.76 and 161,319.51 is: 222,619.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,289.02 : 410,256.76 = 161,319.51 : x
  2. Step 2: Convert to fraction form
    297,289.02/410,256.76 = 161,319.51/x
  3. Step 3: Cross multiply
    297,289.02x = 410,256.76 × 161,319.51
  4. Step 4: Simplify right side
    297,289.02x = 66,182,419,497.39
  5. Step 5: Solve for x
    x = 66,182,419,497.39/297,289.02
  6. Step 6: Final answer
    x = 222,619.79

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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.