Home / 646,014.07-968,947.23-172,736.34

Finding the Fourth Proportional to 646,014.07, 968,947.23 and 172,736.34

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Solution

The fourth proportional to 646,014.07, 968,947.23 and 172,736.34 is: 259,084.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,014.07 : 968,947.23 = 172,736.34 : x
  2. Step 2: Convert to fraction form
    646,014.07/968,947.23 = 172,736.34/x
  3. Step 3: Cross multiply
    646,014.07x = 968,947.23 × 172,736.34
  4. Step 4: Simplify right side
    646,014.07x = 167,372,397,557.75
  5. Step 5: Solve for x
    x = 167,372,397,557.75/646,014.07
  6. Step 6: Final answer
    x = 259,084.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.