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Finding the Fourth Proportional to 219,332.02, 329,009.73 and 69,584.29

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Solution

The fourth proportional to 219,332.02, 329,009.73 and 69,584.29 is: 104,380.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,332.02 : 329,009.73 = 69,584.29 : x
  2. Step 2: Convert to fraction form
    219,332.02/329,009.73 = 69,584.29/x
  3. Step 3: Cross multiply
    219,332.02x = 329,009.73 × 69,584.29
  4. Step 4: Simplify right side
    219,332.02x = 22,893,908,465.14
  5. Step 5: Solve for x
    x = 22,893,908,465.14/219,332.02
  6. Step 6: Final answer
    x = 104,380.15

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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.