Home / 739,479.63-1,109,219.49-240,843.63

Finding the Fourth Proportional to 739,479.63, 1,109,219.49 and 240,843.63

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Solution

The fourth proportional to 739,479.63, 1,109,219.49 and 240,843.63 is: 361,265.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,479.63 : 1,109,219.49 = 240,843.63 : x
  2. Step 2: Convert to fraction form
    739,479.63/1,109,219.49 = 240,843.63/x
  3. Step 3: Cross multiply
    739,479.63x = 1,109,219.49 × 240,843.63
  4. Step 4: Simplify right side
    739,479.63x = 267,148,448,438.35
  5. Step 5: Solve for x
    x = 267,148,448,438.35/739,479.63
  6. Step 6: Final answer
    x = 361,265.46

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Half scale
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Double scale
Find fourth proportional to 739,480.63, 1,109,220.99 and 240,844.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.