Home / 565,795.76-780,739.09-324,088.52

Finding the Fourth Proportional to 565,795.76, 780,739.09 and 324,088.52

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Solution

The fourth proportional to 565,795.76, 780,739.09 and 324,088.52 is: 447,208.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,795.76 : 780,739.09 = 324,088.52 : x
  2. Step 2: Convert to fraction form
    565,795.76/780,739.09 = 324,088.52/x
  3. Step 3: Cross multiply
    565,795.76x = 780,739.09 × 324,088.52
  4. Step 4: Simplify right side
    565,795.76x = 253,028,572,685.66
  5. Step 5: Solve for x
    x = 253,028,572,685.66/565,795.76
  6. Step 6: Final answer
    x = 447,208.33

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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.