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Finding the Fourth Proportional to 255,924.70, 353,177.30 and 141,203.34

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Solution

The fourth proportional to 255,924.70, 353,177.30 and 141,203.34 is: 194,861.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,924.70 : 353,177.30 = 141,203.34 : x
  2. Step 2: Convert to fraction form
    255,924.70/353,177.30 = 141,203.34/x
  3. Step 3: Cross multiply
    255,924.70x = 353,177.30 × 141,203.34
  4. Step 4: Simplify right side
    255,924.70x = 49,869,814,372.18
  5. Step 5: Solve for x
    x = 49,869,814,372.18/255,924.70
  6. Step 6: Final answer
    x = 194,861.28

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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.