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Finding the Fourth Proportional to 348,064.99, 522,162.83 and 111,344.11

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Solution

The fourth proportional to 348,064.99, 522,162.83 and 111,344.11 is: 167,037.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,064.99 : 522,162.83 = 111,344.11 : x
  2. Step 2: Convert to fraction form
    348,064.99/522,162.83 = 111,344.11/x
  3. Step 3: Cross multiply
    348,064.99x = 522,162.83 × 111,344.11
  4. Step 4: Simplify right side
    348,064.99x = 58,139,755,581.43
  5. Step 5: Solve for x
    x = 58,139,755,581.43/348,064.99
  6. Step 6: Final answer
    x = 167,037.07

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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.