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Finding the Third Proportional to 480,238 and 695,562

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Solution

The third proportional to 480,238 and 695,562 is: 1,007,430.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,238 : 695,562 = 695,562 : x
  2. Step 2: Convert to fraction form
    480,238/695,562 = 695,562/x
  3. Step 3: Cross multiply
    480,238x = 695,562 × 695,562
  4. Step 4: Simplify right side
    480,238x = 483,806,495,844
  5. Step 5: Solve for x
    x = 483,806,495,844/480,238
  6. Step 6: Final answer
    x = 1,007,430.68

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.