Home / 1,050,763.24-1,576,782.06-419,624.20

Finding the Fourth Proportional to 1,050,763.24, 1,576,782.06 and 419,624.20

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Solution

The fourth proportional to 1,050,763.24, 1,576,782.06 and 419,624.20 is: 629,690.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,763.24 : 1,576,782.06 = 419,624.20 : x
  2. Step 2: Convert to fraction form
    1,050,763.24/1,576,782.06 = 419,624.20/x
  3. Step 3: Cross multiply
    1,050,763.24x = 1,576,782.06 × 419,624.20
  4. Step 4: Simplify right side
    1,050,763.24x = 661,655,910,501.85
  5. Step 5: Solve for x
    x = 661,655,910,501.85/1,050,763.24
  6. Step 6: Final answer
    x = 629,690.77

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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.