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Finding the Fourth Proportional to 197,601.63, 296,449.60 and 64,482.13

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Solution

The fourth proportional to 197,601.63, 296,449.60 and 64,482.13 is: 96,738.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,601.63 : 296,449.60 = 64,482.13 : x
  2. Step 2: Convert to fraction form
    197,601.63/296,449.60 = 64,482.13/x
  3. Step 3: Cross multiply
    197,601.63x = 296,449.60 × 64,482.13
  4. Step 4: Simplify right side
    197,601.63x = 19,115,700,127.02
  5. Step 5: Solve for x
    x = 19,115,700,127.02/197,601.63
  6. Step 6: Final answer
    x = 96,738.58

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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.