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Finding the Third Proportional to 577,316.25 and 831,602.25

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Solution

The third proportional to 577,316.25 and 831,602.25 is: 1,197,891.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,316.25 : 831,602.25 = 831,602.25 : x
  2. Step 2: Convert to fraction form
    577,316.25/831,602.25 = 831,602.25/x
  3. Step 3: Cross multiply
    577,316.25x = 831,602.25 × 831,602.25
  4. Step 4: Simplify right side
    577,316.25x = 691,562,302,205.06
  5. Step 5: Solve for x
    x = 691,562,302,205.06/577,316.25
  6. Step 6: Final answer
    x = 1,197,891.63

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.