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Finding the Fourth Proportional to 605,684.25, 835,861.55 and 337,429.53

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Solution

The fourth proportional to 605,684.25, 835,861.55 and 337,429.53 is: 465,662.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,684.25 : 835,861.55 = 337,429.53 : x
  2. Step 2: Convert to fraction form
    605,684.25/835,861.55 = 337,429.53/x
  3. Step 3: Cross multiply
    605,684.25x = 835,861.55 × 337,429.53
  4. Step 4: Simplify right side
    605,684.25x = 282,044,368,274.42
  5. Step 5: Solve for x
    x = 282,044,368,274.42/605,684.25
  6. Step 6: Final answer
    x = 465,662.38

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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.