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Finding the Fourth Proportional to 592,177.50, 817,224.66 and 323,905.50

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Solution

The fourth proportional to 592,177.50, 817,224.66 and 323,905.50 is: 447,000.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,177.50 : 817,224.66 = 323,905.50 : x
  2. Step 2: Convert to fraction form
    592,177.50/817,224.66 = 323,905.50/x
  3. Step 3: Cross multiply
    592,177.50x = 817,224.66 × 323,905.50
  4. Step 4: Simplify right side
    592,177.50x = 264,703,562,109.63
  5. Step 5: Solve for x
    x = 264,703,562,109.63/592,177.50
  6. Step 6: Final answer
    x = 447,000.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.