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Finding the Fourth Proportional to 360,946.35, 498,099.90 and 199,797.93

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Solution

The fourth proportional to 360,946.35, 498,099.90 and 199,797.93 is: 275,717.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,946.35 : 498,099.90 = 199,797.93 : x
  2. Step 2: Convert to fraction form
    360,946.35/498,099.90 = 199,797.93/x
  3. Step 3: Cross multiply
    360,946.35x = 498,099.90 × 199,797.93
  4. Step 4: Simplify right side
    360,946.35x = 99,519,326,462.71
  5. Step 5: Solve for x
    x = 99,519,326,462.71/360,946.35
  6. Step 6: Final answer
    x = 275,717.78

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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.