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Finding the Fourth Proportional to 293,194.08, 439,430.40 and 166,940.64

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Solution

The fourth proportional to 293,194.08, 439,430.40 and 166,940.64 is: 250,205.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,194.08 : 439,430.40 = 166,940.64 : x
  2. Step 2: Convert to fraction form
    293,194.08/439,430.40 = 166,940.64/x
  3. Step 3: Cross multiply
    293,194.08x = 439,430.40 × 166,940.64
  4. Step 4: Simplify right side
    293,194.08x = 73,358,792,211.46
  5. Step 5: Solve for x
    x = 73,358,792,211.46/293,194.08
  6. Step 6: Final answer
    x = 250,205.57

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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.