Home / 709,467.20-1,064,200.80-444,910.40

Finding the Fourth Proportional to 709,467.20, 1,064,200.80 and 444,910.40

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Solution

The fourth proportional to 709,467.20, 1,064,200.80 and 444,910.40 is: 667,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,467.20 : 1,064,200.80 = 444,910.40 : x
  2. Step 2: Convert to fraction form
    709,467.20/1,064,200.80 = 444,910.40/x
  3. Step 3: Cross multiply
    709,467.20x = 1,064,200.80 × 444,910.40
  4. Step 4: Simplify right side
    709,467.20x = 473,474,003,608.32
  5. Step 5: Solve for x
    x = 473,474,003,608.32/709,467.20
  6. Step 6: Final answer
    x = 667,365.60

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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.