Home / 289,219.70-433,829.55-194,741.30

Finding the Fourth Proportional to 289,219.70, 433,829.55 and 194,741.30

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Solution

The fourth proportional to 289,219.70, 433,829.55 and 194,741.30 is: 292,111.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,219.70 : 433,829.55 = 194,741.30 : x
  2. Step 2: Convert to fraction form
    289,219.70/433,829.55 = 194,741.30/x
  3. Step 3: Cross multiply
    289,219.70x = 433,829.55 × 194,741.30
  4. Step 4: Simplify right side
    289,219.70x = 84,484,530,545.42
  5. Step 5: Solve for x
    x = 84,484,530,545.42/289,219.70
  6. Step 6: Final answer
    x = 292,111.95

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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.