Home / 517,430.38-776,145.77-232,788.52

Finding the Fourth Proportional to 517,430.38, 776,145.77 and 232,788.52

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Solution

The fourth proportional to 517,430.38, 776,145.77 and 232,788.52 is: 349,182.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,430.38 : 776,145.77 = 232,788.52 : x
  2. Step 2: Convert to fraction form
    517,430.38/776,145.77 = 232,788.52/x
  3. Step 3: Cross multiply
    517,430.38x = 776,145.77 × 232,788.52
  4. Step 4: Simplify right side
    517,430.38x = 180,677,825,102.56
  5. Step 5: Solve for x
    x = 180,677,825,102.56/517,430.38
  6. Step 6: Final answer
    x = 349,182.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.