Home / 349,715.40-524,573.91-149,906.22

Finding the Fourth Proportional to 349,715.40, 524,573.91 and 149,906.22

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Solution

The fourth proportional to 349,715.40, 524,573.91 and 149,906.22 is: 224,859.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,715.40 : 524,573.91 = 149,906.22 : x
  2. Step 2: Convert to fraction form
    349,715.40/524,573.91 = 149,906.22/x
  3. Step 3: Cross multiply
    349,715.40x = 524,573.91 × 149,906.22
  4. Step 4: Simplify right side
    349,715.40x = 78,636,891,958.72
  5. Step 5: Solve for x
    x = 78,636,891,958.72/349,715.40
  6. Step 6: Final answer
    x = 224,859.68

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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.