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Finding the Fourth Proportional to 580,809.32, 800,909.22 and 459,757.16

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Solution

The fourth proportional to 580,809.32, 800,909.22 and 459,757.16 is: 633,983.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,809.32 : 800,909.22 = 459,757.16 : x
  2. Step 2: Convert to fraction form
    580,809.32/800,909.22 = 459,757.16/x
  3. Step 3: Cross multiply
    580,809.32x = 800,909.22 × 459,757.16
  4. Step 4: Simplify right side
    580,809.32x = 368,223,748,405.02
  5. Step 5: Solve for x
    x = 368,223,748,405.02/580,809.32
  6. Step 6: Final answer
    x = 633,983.88

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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.