Home / 771,151.44-1,063,987.20-444,384.48

Finding the Fourth Proportional to 771,151.44, 1,063,987.20 and 444,384.48

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Solution

The fourth proportional to 771,151.44, 1,063,987.20 and 444,384.48 is: 613,134.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,151.44 : 1,063,987.20 = 444,384.48 : x
  2. Step 2: Convert to fraction form
    771,151.44/1,063,987.20 = 444,384.48/x
  3. Step 3: Cross multiply
    771,151.44x = 1,063,987.20 × 444,384.48
  4. Step 4: Simplify right side
    771,151.44x = 472,819,398,598.66
  5. Step 5: Solve for x
    x = 472,819,398,598.66/771,151.44
  6. Step 6: Final answer
    x = 613,134.30

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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.