Home / 773,188.50-1,067,466.70-505,383.06

Finding the Fourth Proportional to 773,188.50, 1,067,466.70 and 505,383.06

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Solution

The fourth proportional to 773,188.50, 1,067,466.70 and 505,383.06 is: 697,733.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,188.50 : 1,067,466.70 = 505,383.06 : x
  2. Step 2: Convert to fraction form
    773,188.50/1,067,466.70 = 505,383.06/x
  3. Step 3: Cross multiply
    773,188.50x = 1,067,466.70 × 505,383.06
  4. Step 4: Simplify right side
    773,188.50x = 539,479,587,294.10
  5. Step 5: Solve for x
    x = 539,479,587,294.10/773,188.50
  6. Step 6: Final answer
    x = 697,733.59

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Double scale
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1.5x scale

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.