Home / 833,281.80-1,149,935-451,311.72

Finding the Fourth Proportional to 833,281.80, 1,149,935 and 451,311.72

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Solution

The fourth proportional to 833,281.80, 1,149,935 and 451,311.72 is: 622,813.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,281.80 : 1,149,935 = 451,311.72 : x
  2. Step 2: Convert to fraction form
    833,281.80/1,149,935 = 451,311.72/x
  3. Step 3: Cross multiply
    833,281.80x = 1,149,935 × 451,311.72
  4. Step 4: Simplify right side
    833,281.80x = 518,979,142,738.20
  5. Step 5: Solve for x
    x = 518,979,142,738.20/833,281.80
  6. Step 6: Final answer
    x = 622,813.49

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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.