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Finding the Fourth Proportional to 593,112.63, 818,553.98 and 338,501.91

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Solution

The fourth proportional to 593,112.63, 818,553.98 and 338,501.91 is: 467,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,112.63 : 818,553.98 = 338,501.91 : x
  2. Step 2: Convert to fraction form
    593,112.63/818,553.98 = 338,501.91/x
  3. Step 3: Cross multiply
    593,112.63x = 818,553.98 × 338,501.91
  4. Step 4: Simplify right side
    593,112.63x = 277,082,085,668.10
  5. Step 5: Solve for x
    x = 277,082,085,668.10/593,112.63
  6. Step 6: Final answer
    x = 467,166.05

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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.