Home / 977,778.90-1,467,324.45-445,025.70

Finding the Fourth Proportional to 977,778.90, 1,467,324.45 and 445,025.70

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Solution

The fourth proportional to 977,778.90, 1,467,324.45 and 445,025.70 is: 667,837.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,778.90 : 1,467,324.45 = 445,025.70 : x
  2. Step 2: Convert to fraction form
    977,778.90/1,467,324.45 = 445,025.70/x
  3. Step 3: Cross multiply
    977,778.90x = 1,467,324.45 × 445,025.70
  4. Step 4: Simplify right side
    977,778.90x = 652,997,090,488.37
  5. Step 5: Solve for x
    x = 652,997,090,488.37/977,778.90
  6. Step 6: Final answer
    x = 667,837.17

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1.5x scale

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.