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Finding the Third Proportional to 369,226 and 553,224

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Solution

The third proportional to 369,226 and 553,224 is: 828,914.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,226 : 553,224 = 553,224 : x
  2. Step 2: Convert to fraction form
    369,226/553,224 = 553,224/x
  3. Step 3: Cross multiply
    369,226x = 553,224 × 553,224
  4. Step 4: Simplify right side
    369,226x = 306,056,794,176
  5. Step 5: Solve for x
    x = 306,056,794,176/369,226
  6. Step 6: Final answer
    x = 828,914.52

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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.