Home / 483,221.12-724,544.53-183,723.62

Finding the Fourth Proportional to 483,221.12, 724,544.53 and 183,723.62

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Solution

The fourth proportional to 483,221.12, 724,544.53 and 183,723.62 is: 275,476.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,221.12 : 724,544.53 = 183,723.62 : x
  2. Step 2: Convert to fraction form
    483,221.12/724,544.53 = 183,723.62/x
  3. Step 3: Cross multiply
    483,221.12x = 724,544.53 × 183,723.62
  4. Step 4: Simplify right side
    483,221.12x = 133,115,939,820.77
  5. Step 5: Solve for x
    x = 133,115,939,820.77/483,221.12
  6. Step 6: Final answer
    x = 275,476.25

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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.