Home / 672,023.90-1,008,035.85-298,775.90

Finding the Fourth Proportional to 672,023.90, 1,008,035.85 and 298,775.90

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Solution

The fourth proportional to 672,023.90, 1,008,035.85 and 298,775.90 is: 448,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,023.90 : 1,008,035.85 = 298,775.90 : x
  2. Step 2: Convert to fraction form
    672,023.90/1,008,035.85 = 298,775.90/x
  3. Step 3: Cross multiply
    672,023.90x = 1,008,035.85 × 298,775.90
  4. Step 4: Simplify right side
    672,023.90x = 301,176,818,316.02
  5. Step 5: Solve for x
    x = 301,176,818,316.02/672,023.90
  6. Step 6: Final answer
    x = 448,163.85

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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.