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Finding the Fourth Proportional to 352,238.46, 486,090.53 and 191,094.68

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Solution

The fourth proportional to 352,238.46, 486,090.53 and 191,094.68 is: 263,711.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,238.46 : 486,090.53 = 191,094.68 : x
  2. Step 2: Convert to fraction form
    352,238.46/486,090.53 = 191,094.68/x
  3. Step 3: Cross multiply
    352,238.46x = 486,090.53 × 191,094.68
  4. Step 4: Simplify right side
    352,238.46x = 92,889,314,281.38
  5. Step 5: Solve for x
    x = 92,889,314,281.38/352,238.46
  6. Step 6: Final answer
    x = 263,711.45

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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.