Home / 848,129.97-1,170,428.40-460,945.38

Finding the Fourth Proportional to 848,129.97, 1,170,428.40 and 460,945.38

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Solution

The fourth proportional to 848,129.97, 1,170,428.40 and 460,945.38 is: 636,109.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,129.97 : 1,170,428.40 = 460,945.38 : x
  2. Step 2: Convert to fraction form
    848,129.97/1,170,428.40 = 460,945.38/x
  3. Step 3: Cross multiply
    848,129.97x = 1,170,428.40 × 460,945.38
  4. Step 4: Simplify right side
    848,129.97x = 539,503,567,989.90
  5. Step 5: Solve for x
    x = 539,503,567,989.90/848,129.97
  6. Step 6: Final answer
    x = 636,109.54

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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.