Home / 587,334.30-881,001.45-272,406.30

Finding the Fourth Proportional to 587,334.30, 881,001.45 and 272,406.30

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Solution

The fourth proportional to 587,334.30, 881,001.45 and 272,406.30 is: 408,609.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,334.30 : 881,001.45 = 272,406.30 : x
  2. Step 2: Convert to fraction form
    587,334.30/881,001.45 = 272,406.30/x
  3. Step 3: Cross multiply
    587,334.30x = 881,001.45 × 272,406.30
  4. Step 4: Simplify right side
    587,334.30x = 239,990,345,289.14
  5. Step 5: Solve for x
    x = 239,990,345,289.14/587,334.30
  6. Step 6: Final answer
    x = 408,609.45

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Similar ratio
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1.5x scale

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.