Home / 605,917.40-835,858.72-462,428.33

Finding the Fourth Proportional to 605,917.40, 835,858.72 and 462,428.33

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Solution

The fourth proportional to 605,917.40, 835,858.72 and 462,428.33 is: 637,916.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,917.40 : 835,858.72 = 462,428.33 : x
  2. Step 2: Convert to fraction form
    605,917.40/835,858.72 = 462,428.33/x
  3. Step 3: Cross multiply
    605,917.40x = 835,858.72 × 462,428.33
  4. Step 4: Simplify right side
    605,917.40x = 386,524,752,005.54
  5. Step 5: Solve for x
    x = 386,524,752,005.54/605,917.40
  6. Step 6: Final answer
    x = 637,916.57

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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.