Home / 351,730.60-527,822.70-194,072.20

Finding the Fourth Proportional to 351,730.60, 527,822.70 and 194,072.20

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Solution

The fourth proportional to 351,730.60, 527,822.70 and 194,072.20 is: 291,233.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,730.60 : 527,822.70 = 194,072.20 : x
  2. Step 2: Convert to fraction form
    351,730.60/527,822.70 = 194,072.20/x
  3. Step 3: Cross multiply
    351,730.60x = 527,822.70 × 194,072.20
  4. Step 4: Simplify right side
    351,730.60x = 102,435,712,598.94
  5. Step 5: Solve for x
    x = 102,435,712,598.94/351,730.60
  6. Step 6: Final answer
    x = 291,233.44

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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.