Home / 489,053.04-674,859.40-271,241.17

Finding the Fourth Proportional to 489,053.04, 674,859.40 and 271,241.17

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Solution

The fourth proportional to 489,053.04, 674,859.40 and 271,241.17 is: 374,294.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,053.04 : 674,859.40 = 271,241.17 : x
  2. Step 2: Convert to fraction form
    489,053.04/674,859.40 = 271,241.17/x
  3. Step 3: Cross multiply
    489,053.04x = 674,859.40 × 271,241.17
  4. Step 4: Simplify right side
    489,053.04x = 183,049,654,424.12
  5. Step 5: Solve for x
    x = 183,049,654,424.12/489,053.04
  6. Step 6: Final answer
    x = 374,294.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.