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Finding the Fourth Proportional to 587,127.68, 880,559.04 and 271,412

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Solution

The fourth proportional to 587,127.68, 880,559.04 and 271,412 is: 407,056.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,127.68 : 880,559.04 = 271,412 : x
  2. Step 2: Convert to fraction form
    587,127.68/880,559.04 = 271,412/x
  3. Step 3: Cross multiply
    587,127.68x = 880,559.04 × 271,412
  4. Step 4: Simplify right side
    587,127.68x = 238,994,290,164.48
  5. Step 5: Solve for x
    x = 238,994,290,164.48/587,127.68
  6. Step 6: Final answer
    x = 407,056.76

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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.