Home / 587,754.96-881,140.92-272,438.16

Finding the Fourth Proportional to 587,754.96, 881,140.92 and 272,438.16

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Solution

The fourth proportional to 587,754.96, 881,140.92 and 272,438.16 is: 408,429.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,754.96 : 881,140.92 = 272,438.16 : x
  2. Step 2: Convert to fraction form
    587,754.96/881,140.92 = 272,438.16/x
  3. Step 3: Cross multiply
    587,754.96x = 881,140.92 × 272,438.16
  4. Step 4: Simplify right side
    587,754.96x = 240,056,410,945.51
  5. Step 5: Solve for x
    x = 240,056,410,945.51/587,754.96
  6. Step 6: Final answer
    x = 408,429.41

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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.