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Finding the Third Proportional to 553,194 and 887,247

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Solution

The third proportional to 553,194 and 887,247 is: 1,423,022.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,194 : 887,247 = 887,247 : x
  2. Step 2: Convert to fraction form
    553,194/887,247 = 887,247/x
  3. Step 3: Cross multiply
    553,194x = 887,247 × 887,247
  4. Step 4: Simplify right side
    553,194x = 787,207,239,009
  5. Step 5: Solve for x
    x = 787,207,239,009/553,194
  6. Step 6: Final answer
    x = 1,423,022.01

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.