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Finding the Third Proportional to 506,934 and 708,732

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Solution

The third proportional to 506,934 and 708,732 is: 990,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,934 : 708,732 = 708,732 : x
  2. Step 2: Convert to fraction form
    506,934/708,732 = 708,732/x
  3. Step 3: Cross multiply
    506,934x = 708,732 × 708,732
  4. Step 4: Simplify right side
    506,934x = 502,301,047,824
  5. Step 5: Solve for x
    x = 502,301,047,824/506,934
  6. Step 6: Final answer
    x = 990,860.84

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.