Home / 558,083.15-837,452.78-203,133.05

Finding the Fourth Proportional to 558,083.15, 837,452.78 and 203,133.05

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Solution

The fourth proportional to 558,083.15, 837,452.78 and 203,133.05 is: 304,818.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,083.15 : 837,452.78 = 203,133.05 : x
  2. Step 2: Convert to fraction form
    558,083.15/837,452.78 = 203,133.05/x
  3. Step 3: Cross multiply
    558,083.15x = 837,452.78 × 203,133.05
  4. Step 4: Simplify right side
    558,083.15x = 170,114,336,416.71
  5. Step 5: Solve for x
    x = 170,114,336,416.71/558,083.15
  6. Step 6: Final answer
    x = 304,818.98

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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.