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Finding the Fourth Proportional to 650,183.68, 897,433.84 and 378,304.10

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Solution

The fourth proportional to 650,183.68, 897,433.84 and 378,304.10 is: 522,164.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,183.68 : 897,433.84 = 378,304.10 : x
  2. Step 2: Convert to fraction form
    650,183.68/897,433.84 = 378,304.10/x
  3. Step 3: Cross multiply
    650,183.68x = 897,433.84 × 378,304.10
  4. Step 4: Simplify right side
    650,183.68x = 339,502,901,150.74
  5. Step 5: Solve for x
    x = 339,502,901,150.74/650,183.68
  6. Step 6: Final answer
    x = 522,164.60

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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.