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Finding the Fourth Proportional to 293,622.70, 412,004.90 and 293,622.70

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Solution

The fourth proportional to 293,622.70, 412,004.90 and 293,622.70 is: 412,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,622.70 : 412,004.90 = 293,622.70 : x
  2. Step 2: Convert to fraction form
    293,622.70/412,004.90 = 293,622.70/x
  3. Step 3: Cross multiply
    293,622.70x = 412,004.90 × 293,622.70
  4. Step 4: Simplify right side
    293,622.70x = 120,973,991,151.23
  5. Step 5: Solve for x
    x = 120,973,991,151.23/293,622.70
  6. Step 6: Final answer
    x = 412,004.90

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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.