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Finding the Fourth Proportional to 605,399.81, 835,457.51 and 333,468.91

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Solution

The fourth proportional to 605,399.81, 835,457.51 and 333,468.91 is: 460,190.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,399.81 : 835,457.51 = 333,468.91 : x
  2. Step 2: Convert to fraction form
    605,399.81/835,457.51 = 333,468.91/x
  3. Step 3: Cross multiply
    605,399.81x = 835,457.51 × 333,468.91
  4. Step 4: Simplify right side
    605,399.81x = 278,599,099,366.38
  5. Step 5: Solve for x
    x = 278,599,099,366.38/605,399.81
  6. Step 6: Final answer
    x = 460,190.27

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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.