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Finding the Fourth Proportional to 308,901.60, 463,611.60 and 151,264.80

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Solution

The fourth proportional to 308,901.60, 463,611.60 and 151,264.80 is: 227,024.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,901.60 : 463,611.60 = 151,264.80 : x
  2. Step 2: Convert to fraction form
    308,901.60/463,611.60 = 151,264.80/x
  3. Step 3: Cross multiply
    308,901.60x = 463,611.60 × 151,264.80
  4. Step 4: Simplify right side
    308,901.60x = 70,128,115,951.68
  5. Step 5: Solve for x
    x = 70,128,115,951.68/308,901.60
  6. Step 6: Final answer
    x = 227,024.13

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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.