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Finding the Fourth Proportional to 353,591.77, 488,048.48 and 224,592.25

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Solution

The fourth proportional to 353,591.77, 488,048.48 and 224,592.25 is: 309,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,591.77 : 488,048.48 = 224,592.25 : x
  2. Step 2: Convert to fraction form
    353,591.77/488,048.48 = 224,592.25/x
  3. Step 3: Cross multiply
    353,591.77x = 488,048.48 × 224,592.25
  4. Step 4: Simplify right side
    353,591.77x = 109,611,906,232.28
  5. Step 5: Solve for x
    x = 109,611,906,232.28/353,591.77
  6. Step 6: Final answer
    x = 309,995.64

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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.