Home / 873,795.78-1,206,211.32-587,481.93

Finding the Fourth Proportional to 873,795.78, 1,206,211.32 and 587,481.93

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Solution

The fourth proportional to 873,795.78, 1,206,211.32 and 587,481.93 is: 810,975.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,795.78 : 1,206,211.32 = 587,481.93 : x
  2. Step 2: Convert to fraction form
    873,795.78/1,206,211.32 = 587,481.93/x
  3. Step 3: Cross multiply
    873,795.78x = 1,206,211.32 × 587,481.93
  4. Step 4: Simplify right side
    873,795.78x = 708,627,354,261.45
  5. Step 5: Solve for x
    x = 708,627,354,261.45/873,795.78
  6. Step 6: Final answer
    x = 810,975.94

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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.