Home / 773,152.75-1,067,417.36-505,347.31

Finding the Fourth Proportional to 773,152.75, 1,067,417.36 and 505,347.31

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Solution

The fourth proportional to 773,152.75, 1,067,417.36 and 505,347.31 is: 697,684.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,152.75 : 1,067,417.36 = 505,347.31 : x
  2. Step 2: Convert to fraction form
    773,152.75/1,067,417.36 = 505,347.31/x
  3. Step 3: Cross multiply
    773,152.75x = 1,067,417.36 × 505,347.31
  4. Step 4: Simplify right side
    773,152.75x = 539,416,491,523.30
  5. Step 5: Solve for x
    x = 539,416,491,523.30/773,152.75
  6. Step 6: Final answer
    x = 697,684.24

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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.