Home / 780,596.60-1,077,209.28-441,057.56

Finding the Fourth Proportional to 780,596.60, 1,077,209.28 and 441,057.56

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Solution

The fourth proportional to 780,596.60, 1,077,209.28 and 441,057.56 is: 608,651.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,596.60 : 1,077,209.28 = 441,057.56 : x
  2. Step 2: Convert to fraction form
    780,596.60/1,077,209.28 = 441,057.56/x
  3. Step 3: Cross multiply
    780,596.60x = 1,077,209.28 × 441,057.56
  4. Step 4: Simplify right side
    780,596.60x = 475,111,296,646.16
  5. Step 5: Solve for x
    x = 475,111,296,646.16/780,596.60
  6. Step 6: Final answer
    x = 608,651.51

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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.