Home / 558,855.15-837,812.52-243,074.22

Finding the Fourth Proportional to 558,855.15, 837,812.52 and 243,074.22

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Solution

The fourth proportional to 558,855.15, 837,812.52 and 243,074.22 is: 364,406.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,855.15 : 837,812.52 = 243,074.22 : x
  2. Step 2: Convert to fraction form
    558,855.15/837,812.52 = 243,074.22/x
  3. Step 3: Cross multiply
    558,855.15x = 837,812.52 × 243,074.22
  4. Step 4: Simplify right side
    558,855.15x = 203,650,624,805.23
  5. Step 5: Solve for x
    x = 203,650,624,805.23/558,855.15
  6. Step 6: Final answer
    x = 364,406.81

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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.