Home / 804,887.39-1,110,282.05-502,556.51

Finding the Fourth Proportional to 804,887.39, 1,110,282.05 and 502,556.51

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Solution

The fourth proportional to 804,887.39, 1,110,282.05 and 502,556.51 is: 693,239.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,887.39 : 1,110,282.05 = 502,556.51 : x
  2. Step 2: Convert to fraction form
    804,887.39/1,110,282.05 = 502,556.51/x
  3. Step 3: Cross multiply
    804,887.39x = 1,110,282.05 × 502,556.51
  4. Step 4: Simplify right side
    804,887.39x = 557,979,464,099.45
  5. Step 5: Solve for x
    x = 557,979,464,099.45/804,887.39
  6. Step 6: Final answer
    x = 693,239.17

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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.