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Finding the Fourth Proportional to 344,372.27, 475,210.67 and 191,400.53

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Solution

The fourth proportional to 344,372.27, 475,210.67 and 191,400.53 is: 264,119.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,372.27 : 475,210.67 = 191,400.53 : x
  2. Step 2: Convert to fraction form
    344,372.27/475,210.67 = 191,400.53/x
  3. Step 3: Cross multiply
    344,372.27x = 475,210.67 × 191,400.53
  4. Step 4: Simplify right side
    344,372.27x = 90,955,574,099.66
  5. Step 5: Solve for x
    x = 90,955,574,099.66/344,372.27
  6. Step 6: Final answer
    x = 264,119.91

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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.