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Finding the Fourth Proportional to 219,325.22, 329,019.21 and 67,535.14

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Solution

The fourth proportional to 219,325.22, 329,019.21 and 67,535.14 is: 101,312.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,325.22 : 329,019.21 = 67,535.14 : x
  2. Step 2: Convert to fraction form
    219,325.22/329,019.21 = 67,535.14/x
  3. Step 3: Cross multiply
    219,325.22x = 329,019.21 × 67,535.14
  4. Step 4: Simplify right side
    219,325.22x = 22,220,356,427.27
  5. Step 5: Solve for x
    x = 22,220,356,427.27/219,325.22
  6. Step 6: Final answer
    x = 101,312.37

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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.