Home / 808,940.50-1,116,742.04-503,115.46

Finding the Fourth Proportional to 808,940.50, 1,116,742.04 and 503,115.46

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Solution

The fourth proportional to 808,940.50, 1,116,742.04 and 503,115.46 is: 694,550.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,940.50 : 1,116,742.04 = 503,115.46 : x
  2. Step 2: Convert to fraction form
    808,940.50/1,116,742.04 = 503,115.46/x
  3. Step 3: Cross multiply
    808,940.50x = 1,116,742.04 × 503,115.46
  4. Step 4: Simplify right side
    808,940.50x = 561,850,185,155.94
  5. Step 5: Solve for x
    x = 561,850,185,155.94/808,940.50
  6. Step 6: Final answer
    x = 694,550.69

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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.