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Finding the Fourth Proportional to 605,250.30, 835,318.80 and 363,659.70

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Solution

The fourth proportional to 605,250.30, 835,318.80 and 363,659.70 is: 501,894.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,250.30 : 835,318.80 = 363,659.70 : x
  2. Step 2: Convert to fraction form
    605,250.30/835,318.80 = 363,659.70/x
  3. Step 3: Cross multiply
    605,250.30x = 835,318.80 × 363,659.70
  4. Step 4: Simplify right side
    605,250.30x = 303,771,784,212.36
  5. Step 5: Solve for x
    x = 303,771,784,212.36/605,250.30
  6. Step 6: Final answer
    x = 501,894.48

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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.