Home / 404,622.20-606,933.30-141,966.20

Finding the Fourth Proportional to 404,622.20, 606,933.30 and 141,966.20

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Solution

The fourth proportional to 404,622.20, 606,933.30 and 141,966.20 is: 212,949.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,622.20 : 606,933.30 = 141,966.20 : x
  2. Step 2: Convert to fraction form
    404,622.20/606,933.30 = 141,966.20/x
  3. Step 3: Cross multiply
    404,622.20x = 606,933.30 × 141,966.20
  4. Step 4: Simplify right side
    404,622.20x = 86,164,014,254.46
  5. Step 5: Solve for x
    x = 86,164,014,254.46/404,622.20
  6. Step 6: Final answer
    x = 212,949.30

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Similar ratio
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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.