Home / 797,645.15-1,101,289.31-613,556.81

Finding the Fourth Proportional to 797,645.15, 1,101,289.31 and 613,556.81

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Solution

The fourth proportional to 797,645.15, 1,101,289.31 and 613,556.81 is: 847,123.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,645.15 : 1,101,289.31 = 613,556.81 : x
  2. Step 2: Convert to fraction form
    797,645.15/1,101,289.31 = 613,556.81/x
  3. Step 3: Cross multiply
    797,645.15x = 1,101,289.31 × 613,556.81
  4. Step 4: Simplify right side
    797,645.15x = 675,703,558,001.82
  5. Step 5: Solve for x
    x = 675,703,558,001.82/797,645.15
  6. Step 6: Final answer
    x = 847,123.01

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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.