Home / 925,745.52-1,277,468.82-517,776.77

Finding the Fourth Proportional to 925,745.52, 1,277,468.82 and 517,776.77

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Solution

The fourth proportional to 925,745.52, 1,277,468.82 and 517,776.77 is: 714,498.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,745.52 : 1,277,468.82 = 517,776.77 : x
  2. Step 2: Convert to fraction form
    925,745.52/1,277,468.82 = 517,776.77/x
  3. Step 3: Cross multiply
    925,745.52x = 1,277,468.82 × 517,776.77
  4. Step 4: Simplify right side
    925,745.52x = 661,443,682,588.98
  5. Step 5: Solve for x
    x = 661,443,682,588.98/925,745.52
  6. Step 6: Final answer
    x = 714,498.39

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Double scale
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1.5x scale

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.