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Finding the Fourth Proportional to 362,678.22, 500,541.97 and 219,439.44

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Solution

The fourth proportional to 362,678.22, 500,541.97 and 219,439.44 is: 302,854.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,678.22 : 500,541.97 = 219,439.44 : x
  2. Step 2: Convert to fraction form
    362,678.22/500,541.97 = 219,439.44/x
  3. Step 3: Cross multiply
    362,678.22x = 500,541.97 × 219,439.44
  4. Step 4: Simplify right side
    362,678.22x = 109,838,651,393.25
  5. Step 5: Solve for x
    x = 109,838,651,393.25/362,678.22
  6. Step 6: Final answer
    x = 302,854.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.