Home / 868,959.16-1,199,234.64-481,895.80

Finding the Fourth Proportional to 868,959.16, 1,199,234.64 and 481,895.80

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Solution

The fourth proportional to 868,959.16, 1,199,234.64 and 481,895.80 is: 665,055.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,959.16 : 1,199,234.64 = 481,895.80 : x
  2. Step 2: Convert to fraction form
    868,959.16/1,199,234.64 = 481,895.80/x
  3. Step 3: Cross multiply
    868,959.16x = 1,199,234.64 × 481,895.80
  4. Step 4: Simplify right side
    868,959.16x = 577,906,136,230.51
  5. Step 5: Solve for x
    x = 577,906,136,230.51/868,959.16
  6. Step 6: Final answer
    x = 665,055.58

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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.