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Finding the Fourth Proportional to 537,361.92, 741,532.32 and 322,459.20

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Solution

The fourth proportional to 537,361.92, 741,532.32 and 322,459.20 is: 444,977.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,361.92 : 741,532.32 = 322,459.20 : x
  2. Step 2: Convert to fraction form
    537,361.92/741,532.32 = 322,459.20/x
  3. Step 3: Cross multiply
    537,361.92x = 741,532.32 × 322,459.20
  4. Step 4: Simplify right side
    537,361.92x = 239,113,918,681.34
  5. Step 5: Solve for x
    x = 239,113,918,681.34/537,361.92
  6. Step 6: Final answer
    x = 444,977.42

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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.