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Finding the Fourth Proportional to 539,825.54, 809,094.08 and 251,248.86

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Solution

The fourth proportional to 539,825.54, 809,094.08 and 251,248.86 is: 376,573.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,825.54 : 809,094.08 = 251,248.86 : x
  2. Step 2: Convert to fraction form
    539,825.54/809,094.08 = 251,248.86/x
  3. Step 3: Cross multiply
    539,825.54x = 809,094.08 × 251,248.86
  4. Step 4: Simplify right side
    539,825.54x = 203,283,965,232.75
  5. Step 5: Solve for x
    x = 203,283,965,232.75/539,825.54
  6. Step 6: Final answer
    x = 376,573.45

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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.