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Finding the Fourth Proportional to 344,399.04, 475,267.60 and 191,433.38

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Solution

The fourth proportional to 344,399.04, 475,267.60 and 191,433.38 is: 264,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,399.04 : 475,267.60 = 191,433.38 : x
  2. Step 2: Convert to fraction form
    344,399.04/475,267.60 = 191,433.38/x
  3. Step 3: Cross multiply
    344,399.04x = 475,267.60 × 191,433.38
  4. Step 4: Simplify right side
    344,399.04x = 90,982,080,935.44
  5. Step 5: Solve for x
    x = 90,982,080,935.44/344,399.04
  6. Step 6: Final answer
    x = 264,176.35

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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.