Home / 885,523.51-1,328,453.66-613,118.49

Finding the Fourth Proportional to 885,523.51, 1,328,453.66 and 613,118.49

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Solution

The fourth proportional to 885,523.51, 1,328,453.66 and 613,118.49 is: 919,794.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,523.51 : 1,328,453.66 = 613,118.49 : x
  2. Step 2: Convert to fraction form
    885,523.51/1,328,453.66 = 613,118.49/x
  3. Step 3: Cross multiply
    885,523.51x = 1,328,453.66 × 613,118.49
  4. Step 4: Simplify right side
    885,523.51x = 814,499,502,054.17
  5. Step 5: Solve for x
    x = 814,499,502,054.17/885,523.51
  6. Step 6: Final answer
    x = 919,794.33

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Double scale
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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.