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Finding the Third Proportional to 287,416 and 604,598

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Solution

The third proportional to 287,416 and 604,598 is: 1,271,810.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,416 : 604,598 = 604,598 : x
  2. Step 2: Convert to fraction form
    287,416/604,598 = 604,598/x
  3. Step 3: Cross multiply
    287,416x = 604,598 × 604,598
  4. Step 4: Simplify right side
    287,416x = 365,538,741,604
  5. Step 5: Solve for x
    x = 365,538,741,604/287,416
  6. Step 6: Final answer
    x = 1,271,810.69

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.