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Finding the Fourth Proportional to 496,192.92, 744,200.52 and 131,457.02

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Solution

The fourth proportional to 496,192.92, 744,200.52 and 131,457.02 is: 197,161.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,192.92 : 744,200.52 = 131,457.02 : x
  2. Step 2: Convert to fraction form
    496,192.92/744,200.52 = 131,457.02/x
  3. Step 3: Cross multiply
    496,192.92x = 744,200.52 × 131,457.02
  4. Step 4: Simplify right side
    496,192.92x = 97,830,382,641.65
  5. Step 5: Solve for x
    x = 97,830,382,641.65/496,192.92
  6. Step 6: Final answer
    x = 197,161.99

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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.