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Finding the Fourth Proportional to 366,952.90, 550,429.35 and 352,956.10

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Solution

The fourth proportional to 366,952.90, 550,429.35 and 352,956.10 is: 529,434.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,952.90 : 550,429.35 = 352,956.10 : x
  2. Step 2: Convert to fraction form
    366,952.90/550,429.35 = 352,956.10/x
  3. Step 3: Cross multiply
    366,952.90x = 550,429.35 × 352,956.10
  4. Step 4: Simplify right side
    366,952.90x = 194,277,396,701.54
  5. Step 5: Solve for x
    x = 194,277,396,701.54/366,952.90
  6. Step 6: Final answer
    x = 529,434.15

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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.