Home / 296,517.90-409,224.05-169,212.63

Finding the Fourth Proportional to 296,517.90, 409,224.05 and 169,212.63

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Solution

The fourth proportional to 296,517.90, 409,224.05 and 169,212.63 is: 233,530.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,517.90 : 409,224.05 = 169,212.63 : x
  2. Step 2: Convert to fraction form
    296,517.90/409,224.05 = 169,212.63/x
  3. Step 3: Cross multiply
    296,517.90x = 409,224.05 × 169,212.63
  4. Step 4: Simplify right side
    296,517.90x = 69,245,877,759.75
  5. Step 5: Solve for x
    x = 69,245,877,759.75/296,517.90
  6. Step 6: Final answer
    x = 233,530.18

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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.