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Finding the Fourth Proportional to 341,156.70, 511,800.66 and 104,501.43

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Solution

The fourth proportional to 341,156.70, 511,800.66 and 104,501.43 is: 156,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,156.70 : 511,800.66 = 104,501.43 : x
  2. Step 2: Convert to fraction form
    341,156.70/511,800.66 = 104,501.43/x
  3. Step 3: Cross multiply
    341,156.70x = 511,800.66 × 104,501.43
  4. Step 4: Simplify right side
    341,156.70x = 53,483,900,844.94
  5. Step 5: Solve for x
    x = 53,483,900,844.94/341,156.70
  6. Step 6: Final answer
    x = 156,772.24

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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.