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Finding the Fourth Proportional to 22,346.70, 31,246.50 and 22,346.70

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Solution

The fourth proportional to 22,346.70, 31,246.50 and 22,346.70 is: 31,246.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,346.70 : 31,246.50 = 22,346.70 : x
  2. Step 2: Convert to fraction form
    22,346.70/31,246.50 = 22,346.70/x
  3. Step 3: Cross multiply
    22,346.70x = 31,246.50 × 22,346.70
  4. Step 4: Simplify right side
    22,346.70x = 698,256,161.55
  5. Step 5: Solve for x
    x = 698,256,161.55/22,346.70
  6. Step 6: Final answer
    x = 31,246.50

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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.