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Finding the Fourth Proportional to 701,764.46, 968,434.22 and 379,473.74

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Solution

The fourth proportional to 701,764.46, 968,434.22 and 379,473.74 is: 523,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,764.46 : 968,434.22 = 379,473.74 : x
  2. Step 2: Convert to fraction form
    701,764.46/968,434.22 = 379,473.74/x
  3. Step 3: Cross multiply
    701,764.46x = 968,434.22 × 379,473.74
  4. Step 4: Simplify right side
    701,764.46x = 367,495,355,407.38
  5. Step 5: Solve for x
    x = 367,495,355,407.38/701,764.46
  6. Step 6: Final answer
    x = 523,673.36

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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.