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Finding the Fourth Proportional to 362,349.53, 499,990.34 and 201,206.51

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Solution

The fourth proportional to 362,349.53, 499,990.34 and 201,206.51 is: 277,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,349.53 : 499,990.34 = 201,206.51 : x
  2. Step 2: Convert to fraction form
    362,349.53/499,990.34 = 201,206.51/x
  3. Step 3: Cross multiply
    362,349.53x = 499,990.34 × 201,206.51
  4. Step 4: Simplify right side
    362,349.53x = 100,601,309,348.18
  5. Step 5: Solve for x
    x = 100,601,309,348.18/362,349.53
  6. Step 6: Final answer
    x = 277,636.10

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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.