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Finding the Third Proportional to 292,509 and 632,992.50

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Solution

The third proportional to 292,509 and 632,992.50 is: 1,369,802.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,509 : 632,992.50 = 632,992.50 : x
  2. Step 2: Convert to fraction form
    292,509/632,992.50 = 632,992.50/x
  3. Step 3: Cross multiply
    292,509x = 632,992.50 × 632,992.50
  4. Step 4: Simplify right side
    292,509x = 400,679,505,056.25
  5. Step 5: Solve for x
    x = 400,679,505,056.25/292,509
  6. Step 6: Final answer
    x = 1,369,802.31

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.