Home / 519,868.06-779,911.47-295,332.41

Finding the Fourth Proportional to 519,868.06, 779,911.47 and 295,332.41

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Solution

The fourth proportional to 519,868.06, 779,911.47 and 295,332.41 is: 443,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,868.06 : 779,911.47 = 295,332.41 : x
  2. Step 2: Convert to fraction form
    519,868.06/779,911.47 = 295,332.41/x
  3. Step 3: Cross multiply
    519,868.06x = 779,911.47 × 295,332.41
  4. Step 4: Simplify right side
    519,868.06x = 230,333,135,971.52
  5. Step 5: Solve for x
    x = 230,333,135,971.52/519,868.06
  6. Step 6: Final answer
    x = 443,060.76

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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.