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Finding the Fourth Proportional to 367,666.56, 507,301.12 and 214,635.30

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Solution

The fourth proportional to 367,666.56, 507,301.12 and 214,635.30 is: 296,150.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,666.56 : 507,301.12 = 214,635.30 : x
  2. Step 2: Convert to fraction form
    367,666.56/507,301.12 = 214,635.30/x
  3. Step 3: Cross multiply
    367,666.56x = 507,301.12 × 214,635.30
  4. Step 4: Simplify right side
    367,666.56x = 108,884,728,081.54
  5. Step 5: Solve for x
    x = 108,884,728,081.54/367,666.56
  6. Step 6: Final answer
    x = 296,150.75

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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.