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Finding the Fourth Proportional to 2,965,572.54, 4,447,486.80 and 1,259,702.28

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Solution

The fourth proportional to 2,965,572.54, 4,447,486.80 and 1,259,702.28 is: 1,889,183.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965,572.54 : 4,447,486.80 = 1,259,702.28 : x
  2. Step 2: Convert to fraction form
    2,965,572.54/4,447,486.80 = 1,259,702.28/x
  3. Step 3: Cross multiply
    2,965,572.54x = 4,447,486.80 × 1,259,702.28
  4. Step 4: Simplify right side
    2,965,572.54x = 5,602,509,262,229.90
  5. Step 5: Solve for x
    x = 5,602,509,262,229.90/2,965,572.54
  6. Step 6: Final answer
    x = 1,889,183.01

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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.