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Finding the Fourth Proportional to 529,668.28, 793,438.68 and 244,959.76

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Solution

The fourth proportional to 529,668.28, 793,438.68 and 244,959.76 is: 366,947.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,668.28 : 793,438.68 = 244,959.76 : x
  2. Step 2: Convert to fraction form
    529,668.28/793,438.68 = 244,959.76/x
  3. Step 3: Cross multiply
    529,668.28x = 793,438.68 × 244,959.76
  4. Step 4: Simplify right side
    529,668.28x = 194,360,548,627.52
  5. Step 5: Solve for x
    x = 194,360,548,627.52/529,668.28
  6. Step 6: Final answer
    x = 366,947.68

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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.