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Finding the Fourth Proportional to 308,737.84, 463,124.68 and 119,199.12

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Solution

The fourth proportional to 308,737.84, 463,124.68 and 119,199.12 is: 178,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,737.84 : 463,124.68 = 119,199.12 : x
  2. Step 2: Convert to fraction form
    308,737.84/463,124.68 = 119,199.12/x
  3. Step 3: Cross multiply
    308,737.84x = 463,124.68 × 119,199.12
  4. Step 4: Simplify right side
    308,737.84x = 55,204,054,306.28
  5. Step 5: Solve for x
    x = 55,204,054,306.28/308,737.84
  6. Step 6: Final answer
    x = 178,805.60

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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.