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Finding the Third Proportional to 346,294.50 and 553,221.75

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Solution

The third proportional to 346,294.50 and 553,221.75 is: 883,797.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,294.50 : 553,221.75 = 553,221.75 : x
  2. Step 2: Convert to fraction form
    346,294.50/553,221.75 = 553,221.75/x
  3. Step 3: Cross multiply
    346,294.50x = 553,221.75 × 553,221.75
  4. Step 4: Simplify right side
    346,294.50x = 306,054,304,673.06
  5. Step 5: Solve for x
    x = 306,054,304,673.06/346,294.50
  6. Step 6: Final answer
    x = 883,797.76

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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.