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Finding the Third Proportional to 556,873 and 848,365.50

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Solution

The third proportional to 556,873 and 848,365.50 is: 1,292,438.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,873 : 848,365.50 = 848,365.50 : x
  2. Step 2: Convert to fraction form
    556,873/848,365.50 = 848,365.50/x
  3. Step 3: Cross multiply
    556,873x = 848,365.50 × 848,365.50
  4. Step 4: Simplify right side
    556,873x = 719,724,021,590.25
  5. Step 5: Solve for x
    x = 719,724,021,590.25/556,873
  6. Step 6: Final answer
    x = 1,292,438.35

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.