Home / 740,943.36-1,111,415.04-179,974.08

Finding the Fourth Proportional to 740,943.36, 1,111,415.04 and 179,974.08

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Solution

The fourth proportional to 740,943.36, 1,111,415.04 and 179,974.08 is: 269,961.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,943.36 : 1,111,415.04 = 179,974.08 : x
  2. Step 2: Convert to fraction form
    740,943.36/1,111,415.04 = 179,974.08/x
  3. Step 3: Cross multiply
    740,943.36x = 1,111,415.04 × 179,974.08
  4. Step 4: Simplify right side
    740,943.36x = 200,025,899,322.16
  5. Step 5: Solve for x
    x = 200,025,899,322.16/740,943.36
  6. Step 6: Final answer
    x = 269,961.12

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Double scale
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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.