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Finding the Fourth Proportional to 650,134.64, 897,210.32 and 363,653.84

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Solution

The fourth proportional to 650,134.64, 897,210.32 and 363,653.84 is: 501,856.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,134.64 : 897,210.32 = 363,653.84 : x
  2. Step 2: Convert to fraction form
    650,134.64/897,210.32 = 363,653.84/x
  3. Step 3: Cross multiply
    650,134.64x = 897,210.32 × 363,653.84
  4. Step 4: Simplify right side
    650,134.64x = 326,273,978,155.63
  5. Step 5: Solve for x
    x = 326,273,978,155.63/650,134.64
  6. Step 6: Final answer
    x = 501,856.01

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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.