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Finding the Fourth Proportional to 233,533.63, 350,349.65 and 75,749.78

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Solution

The fourth proportional to 233,533.63, 350,349.65 and 75,749.78 is: 113,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,533.63 : 350,349.65 = 75,749.78 : x
  2. Step 2: Convert to fraction form
    233,533.63/350,349.65 = 75,749.78/x
  3. Step 3: Cross multiply
    233,533.63x = 350,349.65 × 75,749.78
  4. Step 4: Simplify right side
    233,533.63x = 26,538,908,910.58
  5. Step 5: Solve for x
    x = 26,538,908,910.58/233,533.63
  6. Step 6: Final answer
    x = 113,640.63

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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.