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Finding the Fourth Proportional to 302,553.61, 453,548.50 and 102,737.33

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Solution

The fourth proportional to 302,553.61, 453,548.50 and 102,737.33 is: 154,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,553.61 : 453,548.50 = 102,737.33 : x
  2. Step 2: Convert to fraction form
    302,553.61/453,548.50 = 102,737.33/x
  3. Step 3: Cross multiply
    302,553.61x = 453,548.50 × 102,737.33
  4. Step 4: Simplify right side
    302,553.61x = 46,596,359,647.76
  5. Step 5: Solve for x
    x = 46,596,359,647.76/302,553.61
  6. Step 6: Final answer
    x = 154,010.26

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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.