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Finding the Fourth Proportional to 364,792.31, 548,018.85 and 263,901.56

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Solution

The fourth proportional to 364,792.31, 548,018.85 and 263,901.56 is: 396,453.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,792.31 : 548,018.85 = 263,901.56 : x
  2. Step 2: Convert to fraction form
    364,792.31/548,018.85 = 263,901.56/x
  3. Step 3: Cross multiply
    364,792.31x = 548,018.85 × 263,901.56
  4. Step 4: Simplify right side
    364,792.31x = 144,623,030,781.82
  5. Step 5: Solve for x
    x = 144,623,030,781.82/364,792.31
  6. Step 6: Final answer
    x = 396,453.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.