Home / 587,272.47-881,039.99-187,937.20

Finding the Fourth Proportional to 587,272.47, 881,039.99 and 187,937.20

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Solution

The fourth proportional to 587,272.47, 881,039.99 and 187,937.20 is: 281,947.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,272.47 : 881,039.99 = 187,937.20 : x
  2. Step 2: Convert to fraction form
    587,272.47/881,039.99 = 187,937.20/x
  3. Step 3: Cross multiply
    587,272.47x = 881,039.99 × 187,937.20
  4. Step 4: Simplify right side
    587,272.47x = 165,580,188,808.63
  5. Step 5: Solve for x
    x = 165,580,188,808.63/587,272.47
  6. Step 6: Final answer
    x = 281,947.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.