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Finding the Third Proportional to 803,918.50 and 1,724,398.50

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Solution

The third proportional to 803,918.50 and 1,724,398.50 is: 3,698,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,918.50 : 1,724,398.50 = 1,724,398.50 : x
  2. Step 2: Convert to fraction form
    803,918.50/1,724,398.50 = 1,724,398.50/x
  3. Step 3: Cross multiply
    803,918.50x = 1,724,398.50 × 1,724,398.50
  4. Step 4: Simplify right side
    803,918.50x = 2,973,550,186,802.25
  5. Step 5: Solve for x
    x = 2,973,550,186,802.25/803,918.50
  6. Step 6: Final answer
    x = 3,698,820.45

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.