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Finding the Third Proportional to 557,010 and 812,043

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Solution

The third proportional to 557,010 and 812,043 is: 1,183,845.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,010 : 812,043 = 812,043 : x
  2. Step 2: Convert to fraction form
    557,010/812,043 = 812,043/x
  3. Step 3: Cross multiply
    557,010x = 812,043 × 812,043
  4. Step 4: Simplify right side
    557,010x = 659,413,833,849
  5. Step 5: Solve for x
    x = 659,413,833,849/557,010
  6. Step 6: Final answer
    x = 1,183,845.59

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.