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Finding the Fourth Proportional to 375,562.06, 518,258.73 and 205,792.54

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Solution

The fourth proportional to 375,562.06, 518,258.73 and 205,792.54 is: 283,984.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,562.06 : 518,258.73 = 205,792.54 : x
  2. Step 2: Convert to fraction form
    375,562.06/518,258.73 = 205,792.54/x
  3. Step 3: Cross multiply
    375,562.06x = 518,258.73 × 205,792.54
  4. Step 4: Simplify right side
    375,562.06x = 106,653,780,423.87
  5. Step 5: Solve for x
    x = 106,653,780,423.87/375,562.06
  6. Step 6: Final answer
    x = 283,984.44

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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.