Home / 289,727.10-434,590.65-250,847.10

Finding the Fourth Proportional to 289,727.10, 434,590.65 and 250,847.10

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Solution

The fourth proportional to 289,727.10, 434,590.65 and 250,847.10 is: 376,270.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,727.10 : 434,590.65 = 250,847.10 : x
  2. Step 2: Convert to fraction form
    289,727.10/434,590.65 = 250,847.10/x
  3. Step 3: Cross multiply
    289,727.10x = 434,590.65 × 250,847.10
  4. Step 4: Simplify right side
    289,727.10x = 109,015,804,239.62
  5. Step 5: Solve for x
    x = 109,015,804,239.62/289,727.10
  6. Step 6: Final answer
    x = 376,270.65

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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.