Home / 938,550.98-1,295,103.41-575,990.12

Finding the Fourth Proportional to 938,550.98, 1,295,103.41 and 575,990.12

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Solution

The fourth proportional to 938,550.98, 1,295,103.41 and 575,990.12 is: 794,806.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,550.98 : 1,295,103.41 = 575,990.12 : x
  2. Step 2: Convert to fraction form
    938,550.98/1,295,103.41 = 575,990.12/x
  3. Step 3: Cross multiply
    938,550.98x = 1,295,103.41 × 575,990.12
  4. Step 4: Simplify right side
    938,550.98x = 745,966,768,538.31
  5. Step 5: Solve for x
    x = 745,966,768,538.31/938,550.98
  6. Step 6: Final answer
    x = 794,806.87

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Double scale
Find fourth proportional to 938,551.98, 1,295,104.79 and 575,991.12
Similar ratio
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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.