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Finding the Fourth Proportional to 334,969.04, 502,450.29 and 135,285.89

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Solution

The fourth proportional to 334,969.04, 502,450.29 and 135,285.89 is: 202,927.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,969.04 : 502,450.29 = 135,285.89 : x
  2. Step 2: Convert to fraction form
    334,969.04/502,450.29 = 135,285.89/x
  3. Step 3: Cross multiply
    334,969.04x = 502,450.29 × 135,285.89
  4. Step 4: Simplify right side
    334,969.04x = 67,974,432,151.16
  5. Step 5: Solve for x
    x = 67,974,432,151.16/334,969.04
  6. Step 6: Final answer
    x = 202,927.51

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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.