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Finding the Fourth Proportional to 537,670.08, 741,978.86 and 295,947.45

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Solution

The fourth proportional to 537,670.08, 741,978.86 and 295,947.45 is: 408,404.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,670.08 : 741,978.86 = 295,947.45 : x
  2. Step 2: Convert to fraction form
    537,670.08/741,978.86 = 295,947.45/x
  3. Step 3: Cross multiply
    537,670.08x = 741,978.86 × 295,947.45
  4. Step 4: Simplify right side
    537,670.08x = 219,586,750,091.17
  5. Step 5: Solve for x
    x = 219,586,750,091.17/537,670.08
  6. Step 6: Final answer
    x = 408,404.26

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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.