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Finding the Third Proportional to 711,545 and 1,100,575

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Solution

The third proportional to 711,545 and 1,100,575 is: 1,702,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,545 : 1,100,575 = 1,100,575 : x
  2. Step 2: Convert to fraction form
    711,545/1,100,575 = 1,100,575/x
  3. Step 3: Cross multiply
    711,545x = 1,100,575 × 1,100,575
  4. Step 4: Simplify right side
    711,545x = 1,211,265,330,625
  5. Step 5: Solve for x
    x = 1,211,265,330,625/711,545
  6. Step 6: Final answer
    x = 1,702,303.20

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.