Home / 357,699.20-493,595.36-196,545.92

Finding the Fourth Proportional to 357,699.20, 493,595.36 and 196,545.92

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Solution

The fourth proportional to 357,699.20, 493,595.36 and 196,545.92 is: 271,217.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,699.20 : 493,595.36 = 196,545.92 : x
  2. Step 2: Convert to fraction form
    357,699.20/493,595.36 = 196,545.92/x
  3. Step 3: Cross multiply
    357,699.20x = 493,595.36 × 196,545.92
  4. Step 4: Simplify right side
    357,699.20x = 97,014,154,138.93
  5. Step 5: Solve for x
    x = 97,014,154,138.93/357,699.20
  6. Step 6: Final answer
    x = 271,217.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.