Home / 805,544.06-1,111,620.92-442,946.34

Finding the Fourth Proportional to 805,544.06, 1,111,620.92 and 442,946.34

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Solution

The fourth proportional to 805,544.06, 1,111,620.92 and 442,946.34 is: 611,249.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,544.06 : 1,111,620.92 = 442,946.34 : x
  2. Step 2: Convert to fraction form
    805,544.06/1,111,620.92 = 442,946.34/x
  3. Step 3: Cross multiply
    805,544.06x = 1,111,620.92 × 442,946.34
  4. Step 4: Simplify right side
    805,544.06x = 492,388,415,766.70
  5. Step 5: Solve for x
    x = 492,388,415,766.70/805,544.06
  6. Step 6: Final answer
    x = 611,249.52

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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.