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Finding the Fourth Proportional to 197,740.62, 296,715.52 and 107,848.24

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Solution

The fourth proportional to 197,740.62, 296,715.52 and 107,848.24 is: 161,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,740.62 : 296,715.52 = 107,848.24 : x
  2. Step 2: Convert to fraction form
    197,740.62/296,715.52 = 107,848.24/x
  3. Step 3: Cross multiply
    197,740.62x = 296,715.52 × 107,848.24
  4. Step 4: Simplify right side
    197,740.62x = 32,000,246,612.68
  5. Step 5: Solve for x
    x = 32,000,246,612.68/197,740.62
  6. Step 6: Final answer
    x = 161,829.40

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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.