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Finding the Fourth Proportional to 22,946,483.60, 34,419,725.40 and 19,251,328.40

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Solution

The fourth proportional to 22,946,483.60, 34,419,725.40 and 19,251,328.40 is: 28,876,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,946,483.60 : 34,419,725.40 = 19,251,328.40 : x
  2. Step 2: Convert to fraction form
    22,946,483.60/34,419,725.40 = 19,251,328.40/x
  3. Step 3: Cross multiply
    22,946,483.60x = 34,419,725.40 × 19,251,328.40
  4. Step 4: Simplify right side
    22,946,483.60x = 662,625,437,113,221.25
  5. Step 5: Solve for x
    x = 662,625,437,113,221.25/22,946,483.60
  6. Step 6: Final answer
    x = 28,876,992.60

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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.