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Finding the Third Proportional to 254,707.50 and 553,641

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Solution

The third proportional to 254,707.50 and 553,641 is: 1,203,413.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,707.50 : 553,641 = 553,641 : x
  2. Step 2: Convert to fraction form
    254,707.50/553,641 = 553,641/x
  3. Step 3: Cross multiply
    254,707.50x = 553,641 × 553,641
  4. Step 4: Simplify right side
    254,707.50x = 306,518,356,881
  5. Step 5: Solve for x
    x = 306,518,356,881/254,707.50
  6. Step 6: Final answer
    x = 1,203,413.16

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.