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Finding the Fourth Proportional to 197,853.60, 296,790.60 and 57,623.12

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Solution

The fourth proportional to 197,853.60, 296,790.60 and 57,623.12 is: 86,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,853.60 : 296,790.60 = 57,623.12 : x
  2. Step 2: Convert to fraction form
    197,853.60/296,790.60 = 57,623.12/x
  3. Step 3: Cross multiply
    197,853.60x = 296,790.60 × 57,623.12
  4. Step 4: Simplify right side
    197,853.60x = 17,102,000,358.67
  5. Step 5: Solve for x
    x = 17,102,000,358.67/197,853.60
  6. Step 6: Final answer
    x = 86,437.65

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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.