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Finding the Fourth Proportional to 604,348.17, 834,285.68 and 383,696.28

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Solution

The fourth proportional to 604,348.17, 834,285.68 and 383,696.28 is: 529,681.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,348.17 : 834,285.68 = 383,696.28 : x
  2. Step 2: Convert to fraction form
    604,348.17/834,285.68 = 383,696.28/x
  3. Step 3: Cross multiply
    604,348.17x = 834,285.68 × 383,696.28
  4. Step 4: Simplify right side
    604,348.17x = 320,112,309,954.79
  5. Step 5: Solve for x
    x = 320,112,309,954.79/604,348.17
  6. Step 6: Final answer
    x = 529,681.94

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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.