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Finding the Third Proportional to 557,088 and 848,688

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Solution

The third proportional to 557,088 and 848,688 is: 1,292,921.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,088 : 848,688 = 848,688 : x
  2. Step 2: Convert to fraction form
    557,088/848,688 = 848,688/x
  3. Step 3: Cross multiply
    557,088x = 848,688 × 848,688
  4. Step 4: Simplify right side
    557,088x = 720,271,321,344
  5. Step 5: Solve for x
    x = 720,271,321,344/557,088
  6. Step 6: Final answer
    x = 1,292,921.98

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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.