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Finding the Fourth Proportional to 562,283.95, 843,814.73 and 404,625.55

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Solution

The fourth proportional to 562,283.95, 843,814.73 and 404,625.55 is: 607,218.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,283.95 : 843,814.73 = 404,625.55 : x
  2. Step 2: Convert to fraction form
    562,283.95/843,814.73 = 404,625.55/x
  3. Step 3: Cross multiply
    562,283.95x = 843,814.73 × 404,625.55
  4. Step 4: Simplify right side
    562,283.95x = 341,428,997,201.22
  5. Step 5: Solve for x
    x = 341,428,997,201.22/562,283.95
  6. Step 6: Final answer
    x = 607,218.11

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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.