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Finding the Fourth Proportional to 197,206.30, 295,809.45 and 56,979.10

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Solution

The fourth proportional to 197,206.30, 295,809.45 and 56,979.10 is: 85,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,206.30 : 295,809.45 = 56,979.10 : x
  2. Step 2: Convert to fraction form
    197,206.30/295,809.45 = 56,979.10/x
  3. Step 3: Cross multiply
    197,206.30x = 295,809.45 × 56,979.10
  4. Step 4: Simplify right side
    197,206.30x = 16,854,956,232.50
  5. Step 5: Solve for x
    x = 16,854,956,232.50/197,206.30
  6. Step 6: Final answer
    x = 85,468.65

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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.