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Finding the Fourth Proportional to 344,152.14, 474,913.80 and 191,200.20

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Solution

The fourth proportional to 344,152.14, 474,913.80 and 191,200.20 is: 263,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,152.14 : 474,913.80 = 191,200.20 : x
  2. Step 2: Convert to fraction form
    344,152.14/474,913.80 = 191,200.20/x
  3. Step 3: Cross multiply
    344,152.14x = 474,913.80 × 191,200.20
  4. Step 4: Simplify right side
    344,152.14x = 90,803,613,542.76
  5. Step 5: Solve for x
    x = 90,803,613,542.76/344,152.14
  6. Step 6: Final answer
    x = 263,847.30

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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.