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Finding the Fourth Proportional to 308,734.28, 463,101.44 and 203,528.64

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Solution

The fourth proportional to 308,734.28, 463,101.44 and 203,528.64 is: 305,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,734.28 : 463,101.44 = 203,528.64 : x
  2. Step 2: Convert to fraction form
    308,734.28/463,101.44 = 203,528.64/x
  3. Step 3: Cross multiply
    308,734.28x = 463,101.44 × 203,528.64
  4. Step 4: Simplify right side
    308,734.28x = 94,254,406,265.24
  5. Step 5: Solve for x
    x = 94,254,406,265.24/308,734.28
  6. Step 6: Final answer
    x = 305,292.97

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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.