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Finding the Fourth Proportional to 344,396.10, 475,234.00 and 191,416.13

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Solution

The fourth proportional to 344,396.10, 475,234.00 and 191,416.13 is: 264,136.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,396.10 : 475,234.00 = 191,416.13 : x
  2. Step 2: Convert to fraction form
    344,396.10/475,234.00 = 191,416.13/x
  3. Step 3: Cross multiply
    344,396.10x = 475,234.00 × 191,416.13
  4. Step 4: Simplify right side
    344,396.10x = 90,967,453,128.55
  5. Step 5: Solve for x
    x = 90,967,453,128.55/344,396.10
  6. Step 6: Final answer
    x = 264,136.13

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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.