Home / 984,183.80-1,475,109.30-510,625.40

Finding the Fourth Proportional to 984,183.80, 1,475,109.30 and 510,625.40

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Solution

The fourth proportional to 984,183.80, 1,475,109.30 and 510,625.40 is: 765,332.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,183.80 : 1,475,109.30 = 510,625.40 : x
  2. Step 2: Convert to fraction form
    984,183.80/1,475,109.30 = 510,625.40/x
  3. Step 3: Cross multiply
    984,183.80x = 1,475,109.30 × 510,625.40
  4. Step 4: Simplify right side
    984,183.80x = 753,228,276,356.22
  5. Step 5: Solve for x
    x = 753,228,276,356.22/984,183.80
  6. Step 6: Final answer
    x = 765,332.94

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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.