Home / 801,681.33-1,106,320.51-439,111.26

Finding the Fourth Proportional to 801,681.33, 1,106,320.51 and 439,111.26

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Solution

The fourth proportional to 801,681.33, 1,106,320.51 and 439,111.26 is: 605,973.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,681.33 : 1,106,320.51 = 439,111.26 : x
  2. Step 2: Convert to fraction form
    801,681.33/1,106,320.51 = 439,111.26/x
  3. Step 3: Cross multiply
    801,681.33x = 1,106,320.51 × 439,111.26
  4. Step 4: Simplify right side
    801,681.33x = 485,797,793,658.83
  5. Step 5: Solve for x
    x = 485,797,793,658.83/801,681.33
  6. Step 6: Final answer
    x = 605,973.69

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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.