Home / 762,559.27-1,052,332.77-423,027.52

Finding the Fourth Proportional to 762,559.27, 1,052,332.77 and 423,027.52

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Solution

The fourth proportional to 762,559.27, 1,052,332.77 and 423,027.52 is: 583,778.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,559.27 : 1,052,332.77 = 423,027.52 : x
  2. Step 2: Convert to fraction form
    762,559.27/1,052,332.77 = 423,027.52/x
  3. Step 3: Cross multiply
    762,559.27x = 1,052,332.77 × 423,027.52
  4. Step 4: Simplify right side
    762,559.27x = 445,165,721,907.83
  5. Step 5: Solve for x
    x = 445,165,721,907.83/762,559.27
  6. Step 6: Final answer
    x = 583,778.52

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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.