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Finding the Fourth Proportional to 308,274.96, 462,420.64 and 108,549.92

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Solution

The fourth proportional to 308,274.96, 462,420.64 and 108,549.92 is: 162,827.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,274.96 : 462,420.64 = 108,549.92 : x
  2. Step 2: Convert to fraction form
    308,274.96/462,420.64 = 108,549.92/x
  3. Step 3: Cross multiply
    308,274.96x = 462,420.64 × 108,549.92
  4. Step 4: Simplify right side
    308,274.96x = 50,195,723,478.35
  5. Step 5: Solve for x
    x = 50,195,723,478.35/308,274.96
  6. Step 6: Final answer
    x = 162,827.77

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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.