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Finding the Fourth Proportional to 349,214.99, 523,384.23 and 149,300.41

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Solution

The fourth proportional to 349,214.99, 523,384.23 and 149,300.41 is: 223,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,214.99 : 523,384.23 = 149,300.41 : x
  2. Step 2: Convert to fraction form
    349,214.99/523,384.23 = 149,300.41/x
  3. Step 3: Cross multiply
    349,214.99x = 523,384.23 × 149,300.41
  4. Step 4: Simplify right side
    349,214.99x = 78,141,480,126.53
  5. Step 5: Solve for x
    x = 78,141,480,126.53/349,214.99
  6. Step 6: Final answer
    x = 223,763.25

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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.