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Finding the Third Proportional to 528,720 and 753,714

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Solution

The third proportional to 528,720 and 753,714 is: 1,074,453.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,720 : 753,714 = 753,714 : x
  2. Step 2: Convert to fraction form
    528,720/753,714 = 753,714/x
  3. Step 3: Cross multiply
    528,720x = 753,714 × 753,714
  4. Step 4: Simplify right side
    528,720x = 568,084,793,796
  5. Step 5: Solve for x
    x = 568,084,793,796/528,720
  6. Step 6: Final answer
    x = 1,074,453.01

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.