Home / 418,169.07-577,071.81-227,180.79

Finding the Fourth Proportional to 418,169.07, 577,071.81 and 227,180.79

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Solution

The fourth proportional to 418,169.07, 577,071.81 and 227,180.79 is: 313,508.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,169.07 : 577,071.81 = 227,180.79 : x
  2. Step 2: Convert to fraction form
    418,169.07/577,071.81 = 227,180.79/x
  3. Step 3: Cross multiply
    418,169.07x = 577,071.81 × 227,180.79
  4. Step 4: Simplify right side
    418,169.07x = 131,099,629,682.53
  5. Step 5: Solve for x
    x = 131,099,629,682.53/418,169.07
  6. Step 6: Final answer
    x = 313,508.67

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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.