Home / 584,838.09-806,985.45-330,183.81

Finding the Fourth Proportional to 584,838.09, 806,985.45 and 330,183.81

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Solution

The fourth proportional to 584,838.09, 806,985.45 and 330,183.81 is: 455,602.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,838.09 : 806,985.45 = 330,183.81 : x
  2. Step 2: Convert to fraction form
    584,838.09/806,985.45 = 330,183.81/x
  3. Step 3: Cross multiply
    584,838.09x = 806,985.45 × 330,183.81
  4. Step 4: Simplify right side
    584,838.09x = 266,453,530,495.56
  5. Step 5: Solve for x
    x = 266,453,530,495.56/584,838.09
  6. Step 6: Final answer
    x = 455,602.22

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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.