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Finding the Third Proportional to 368,344.13 and 553,886.44

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Solution

The third proportional to 368,344.13 and 553,886.44 is: 832,890.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,344.13 : 553,886.44 = 553,886.44 : x
  2. Step 2: Convert to fraction form
    368,344.13/553,886.44 = 553,886.44/x
  3. Step 3: Cross multiply
    368,344.13x = 553,886.44 × 553,886.44
  4. Step 4: Simplify right side
    368,344.13x = 306,790,185,646.44
  5. Step 5: Solve for x
    x = 306,790,185,646.44/368,344.13
  6. Step 6: Final answer
    x = 832,890.13

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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.