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Finding the Fourth Proportional to 308,706.84, 463,060.24 and 203,501.20

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Solution

The fourth proportional to 308,706.84, 463,060.24 and 203,501.20 is: 305,251.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,706.84 : 463,060.24 = 203,501.20 : x
  2. Step 2: Convert to fraction form
    308,706.84/463,060.24 = 203,501.20/x
  3. Step 3: Cross multiply
    308,706.84x = 463,060.24 × 203,501.20
  4. Step 4: Simplify right side
    308,706.84x = 94,233,314,512.29
  5. Step 5: Solve for x
    x = 94,233,314,512.29/308,706.84
  6. Step 6: Final answer
    x = 305,251.79

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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.