Home / 591,284.24-815,730.64-436,606.16

Finding the Fourth Proportional to 591,284.24, 815,730.64 and 436,606.16

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Solution

The fourth proportional to 591,284.24, 815,730.64 and 436,606.16 is: 602,338.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,284.24 : 815,730.64 = 436,606.16 : x
  2. Step 2: Convert to fraction form
    591,284.24/815,730.64 = 436,606.16/x
  3. Step 3: Cross multiply
    591,284.24x = 815,730.64 × 436,606.16
  4. Step 4: Simplify right side
    591,284.24x = 356,153,022,324.74
  5. Step 5: Solve for x
    x = 356,153,022,324.74/591,284.24
  6. Step 6: Final answer
    x = 602,338.09

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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.