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Finding the Fourth Proportional to 437,371.94, 603,593.42 and 243,792.33

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Solution

The fourth proportional to 437,371.94, 603,593.42 and 243,792.33 is: 336,444.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,371.94 : 603,593.42 = 243,792.33 : x
  2. Step 2: Convert to fraction form
    437,371.94/603,593.42 = 243,792.33/x
  3. Step 3: Cross multiply
    437,371.94x = 603,593.42 × 243,792.33
  4. Step 4: Simplify right side
    437,371.94x = 147,151,445,015.51
  5. Step 5: Solve for x
    x = 147,151,445,015.51/437,371.94
  6. Step 6: Final answer
    x = 336,444.64

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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.