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Finding the Fourth Proportional to 162,956.70, 228,294.90 and 162,956.70

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Solution

The fourth proportional to 162,956.70, 228,294.90 and 162,956.70 is: 228,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,956.70 : 228,294.90 = 162,956.70 : x
  2. Step 2: Convert to fraction form
    162,956.70/228,294.90 = 162,956.70/x
  3. Step 3: Cross multiply
    162,956.70x = 228,294.90 × 162,956.70
  4. Step 4: Simplify right side
    162,956.70x = 37,202,183,530.83
  5. Step 5: Solve for x
    x = 37,202,183,530.83/162,956.70
  6. Step 6: Final answer
    x = 228,294.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.