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Finding the Fourth Proportional to 411,049.04, 616,500.77 and 111,552.91

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Solution

The fourth proportional to 411,049.04, 616,500.77 and 111,552.91 is: 167,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,049.04 : 616,500.77 = 111,552.91 : x
  2. Step 2: Convert to fraction form
    411,049.04/616,500.77 = 111,552.91/x
  3. Step 3: Cross multiply
    411,049.04x = 616,500.77 × 111,552.91
  4. Step 4: Simplify right side
    411,049.04x = 68,772,451,828.24
  5. Step 5: Solve for x
    x = 68,772,451,828.24/411,049.04
  6. Step 6: Final answer
    x = 167,309.60

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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.