Home / 682,582.41-940,425.39-475,655.76

Finding the Fourth Proportional to 682,582.41, 940,425.39 and 475,655.76

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Solution

The fourth proportional to 682,582.41, 940,425.39 and 475,655.76 is: 655,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,582.41 : 940,425.39 = 475,655.76 : x
  2. Step 2: Convert to fraction form
    682,582.41/940,425.39 = 475,655.76/x
  3. Step 3: Cross multiply
    682,582.41x = 940,425.39 × 475,655.76
  4. Step 4: Simplify right side
    682,582.41x = 447,318,753,603.75
  5. Step 5: Solve for x
    x = 447,318,753,603.75/682,582.41
  6. Step 6: Final answer
    x = 655,332.96

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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.