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Finding the Fourth Proportional to 605,559.64, 835,668.38 and 333,621.24

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Solution

The fourth proportional to 605,559.64, 835,668.38 and 333,621.24 is: 460,395.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,559.64 : 835,668.38 = 333,621.24 : x
  2. Step 2: Convert to fraction form
    605,559.64/835,668.38 = 333,621.24/x
  3. Step 3: Cross multiply
    605,559.64x = 835,668.38 × 333,621.24
  4. Step 4: Simplify right side
    605,559.64x = 278,796,721,164.39
  5. Step 5: Solve for x
    x = 278,796,721,164.39/605,559.64
  6. Step 6: Final answer
    x = 460,395.15

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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.