Home / 467,814.48-645,582.99-263,864.76

Finding the Fourth Proportional to 467,814.48, 645,582.99 and 263,864.76

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Solution

The fourth proportional to 467,814.48, 645,582.99 and 263,864.76 is: 364,132.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,814.48 : 645,582.99 = 263,864.76 : x
  2. Step 2: Convert to fraction form
    467,814.48/645,582.99 = 263,864.76/x
  3. Step 3: Cross multiply
    467,814.48x = 645,582.99 × 263,864.76
  4. Step 4: Simplify right side
    467,814.48x = 170,346,600,716.43
  5. Step 5: Solve for x
    x = 170,346,600,716.43/467,814.48
  6. Step 6: Final answer
    x = 364,132.81

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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.