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Finding the Fourth Proportional to 344,161.40, 474,948.33 and 191,209.46

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Solution

The fourth proportional to 344,161.40, 474,948.33 and 191,209.46 is: 263,872.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,161.40 : 474,948.33 = 191,209.46 : x
  2. Step 2: Convert to fraction form
    344,161.40/474,948.33 = 191,209.46/x
  3. Step 3: Cross multiply
    344,161.40x = 474,948.33 × 191,209.46
  4. Step 4: Simplify right side
    344,161.40x = 90,814,613,707.20
  5. Step 5: Solve for x
    x = 90,814,613,707.20/344,161.40
  6. Step 6: Final answer
    x = 263,872.16

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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.