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Finding the Fourth Proportional to 233,059.90, 349,330.65 and 127,954.30

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Solution

The fourth proportional to 233,059.90, 349,330.65 and 127,954.30 is: 191,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,059.90 : 349,330.65 = 127,954.30 : x
  2. Step 2: Convert to fraction form
    233,059.90/349,330.65 = 127,954.30/x
  3. Step 3: Cross multiply
    233,059.90x = 349,330.65 × 127,954.30
  4. Step 4: Simplify right side
    233,059.90x = 44,698,358,789.30
  5. Step 5: Solve for x
    x = 44,698,358,789.30/233,059.90
  6. Step 6: Final answer
    x = 191,789.14

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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.