Home / 346,324.50-517,985.82-203,830.11

Finding the Fourth Proportional to 346,324.50, 517,985.82 and 203,830.11

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Solution

The fourth proportional to 346,324.50, 517,985.82 and 203,830.11 is: 304,861.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,324.50 : 517,985.82 = 203,830.11 : x
  2. Step 2: Convert to fraction form
    346,324.50/517,985.82 = 203,830.11/x
  3. Step 3: Cross multiply
    346,324.50x = 517,985.82 × 203,830.11
  4. Step 4: Simplify right side
    346,324.50x = 105,581,106,669.04
  5. Step 5: Solve for x
    x = 105,581,106,669.04/346,324.50
  6. Step 6: Final answer
    x = 304,861.79

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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.