Home / 797,564.40-1,100,016.48-511,111.12

Finding the Fourth Proportional to 797,564.40, 1,100,016.48 and 511,111.12

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Solution

The fourth proportional to 797,564.40, 1,100,016.48 and 511,111.12 is: 704,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,564.40 : 1,100,016.48 = 511,111.12 : x
  2. Step 2: Convert to fraction form
    797,564.40/1,100,016.48 = 511,111.12/x
  3. Step 3: Cross multiply
    797,564.40x = 1,100,016.48 × 511,111.12
  4. Step 4: Simplify right side
    797,564.40x = 562,230,655,111.26
  5. Step 5: Solve for x
    x = 562,230,655,111.26/797,564.40
  6. Step 6: Final answer
    x = 704,934.49

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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.