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Finding the Fourth Proportional to 270,796.34, 373,719.98 and 149,948.87

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Solution

The fourth proportional to 270,796.34, 373,719.98 and 149,948.87 is: 206,941.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,796.34 : 373,719.98 = 149,948.87 : x
  2. Step 2: Convert to fraction form
    270,796.34/373,719.98 = 149,948.87/x
  3. Step 3: Cross multiply
    270,796.34x = 373,719.98 × 149,948.87
  4. Step 4: Simplify right side
    270,796.34x = 56,038,886,828.82
  5. Step 5: Solve for x
    x = 56,038,886,828.82/270,796.34
  6. Step 6: Final answer
    x = 206,941.08

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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.