Home / 343,208.20-514,958.10-165,623.80

Finding the Fourth Proportional to 343,208.20, 514,958.10 and 165,623.80

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Solution

The fourth proportional to 343,208.20, 514,958.10 and 165,623.80 is: 248,506.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,208.20 : 514,958.10 = 165,623.80 : x
  2. Step 2: Convert to fraction form
    343,208.20/514,958.10 = 165,623.80/x
  3. Step 3: Cross multiply
    343,208.20x = 514,958.10 × 165,623.80
  4. Step 4: Simplify right side
    343,208.20x = 85,289,317,362.78
  5. Step 5: Solve for x
    x = 85,289,317,362.78/343,208.20
  6. Step 6: Final answer
    x = 248,506.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.