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Finding the Fourth Proportional to 254,748.74, 382,123.10 and 114,343.34

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Solution

The fourth proportional to 254,748.74, 382,123.10 and 114,343.34 is: 171,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,748.74 : 382,123.10 = 114,343.34 : x
  2. Step 2: Convert to fraction form
    254,748.74/382,123.10 = 114,343.34/x
  3. Step 3: Cross multiply
    254,748.74x = 382,123.10 × 114,343.34
  4. Step 4: Simplify right side
    254,748.74x = 43,693,229,062.82
  5. Step 5: Solve for x
    x = 43,693,229,062.82/254,748.74
  6. Step 6: Final answer
    x = 171,515.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.