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Finding the Fourth Proportional to 550,476.15, 824,730.08 and 450,092.85

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Solution

The fourth proportional to 550,476.15, 824,730.08 and 450,092.85 is: 674,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,476.15 : 824,730.08 = 450,092.85 : x
  2. Step 2: Convert to fraction form
    550,476.15/824,730.08 = 450,092.85/x
  3. Step 3: Cross multiply
    550,476.15x = 824,730.08 × 450,092.85
  4. Step 4: Simplify right side
    550,476.15x = 371,205,109,937.46
  5. Step 5: Solve for x
    x = 371,205,109,937.46/550,476.15
  6. Step 6: Final answer
    x = 674,334.59

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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.