Home / 446,864.90-669,919.71-193,954.10

Finding the Fourth Proportional to 446,864.90, 669,919.71 and 193,954.10

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Solution

The fourth proportional to 446,864.90, 669,919.71 and 193,954.10 is: 290,767.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,864.90 : 669,919.71 = 193,954.10 : x
  2. Step 2: Convert to fraction form
    446,864.90/669,919.71 = 193,954.10/x
  3. Step 3: Cross multiply
    446,864.90x = 669,919.71 × 193,954.10
  4. Step 4: Simplify right side
    446,864.90x = 129,933,674,425.31
  5. Step 5: Solve for x
    x = 129,933,674,425.31/446,864.90
  6. Step 6: Final answer
    x = 290,767.24

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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.