Home / 665,268.24-917,809.56-410,176.56

Finding the Fourth Proportional to 665,268.24, 917,809.56 and 410,176.56

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Solution

The fourth proportional to 665,268.24, 917,809.56 and 410,176.56 is: 565,882.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,268.24 : 917,809.56 = 410,176.56 : x
  2. Step 2: Convert to fraction form
    665,268.24/917,809.56 = 410,176.56/x
  3. Step 3: Cross multiply
    665,268.24x = 917,809.56 × 410,176.56
  4. Step 4: Simplify right side
    665,268.24x = 376,463,968,055.91
  5. Step 5: Solve for x
    x = 376,463,968,055.91/665,268.24
  6. Step 6: Final answer
    x = 565,882.97

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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.