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Finding the Third Proportional to 590,417 and 1,294,315

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Solution

The third proportional to 590,417 and 1,294,315 is: 2,837,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,417 : 1,294,315 = 1,294,315 : x
  2. Step 2: Convert to fraction form
    590,417/1,294,315 = 1,294,315/x
  3. Step 3: Cross multiply
    590,417x = 1,294,315 × 1,294,315
  4. Step 4: Simplify right side
    590,417x = 1,675,251,319,225
  5. Step 5: Solve for x
    x = 1,675,251,319,225/590,417
  6. Step 6: Final answer
    x = 2,837,403.60

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.