Home / 296,720.50-409,474.29-162,581.62

Finding the Fourth Proportional to 296,720.50, 409,474.29 and 162,581.62

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Solution

The fourth proportional to 296,720.50, 409,474.29 and 162,581.62 is: 224,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,720.50 : 409,474.29 = 162,581.62 : x
  2. Step 2: Convert to fraction form
    296,720.50/409,474.29 = 162,581.62/x
  3. Step 3: Cross multiply
    296,720.50x = 409,474.29 × 162,581.62
  4. Step 4: Simplify right side
    296,720.50x = 66,572,993,416.55
  5. Step 5: Solve for x
    x = 66,572,993,416.55/296,720.50
  6. Step 6: Final answer
    x = 224,362.64

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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.