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Finding the Fourth Proportional to 616,697.01, 850,792.41 and 410,064.39

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Solution

The fourth proportional to 616,697.01, 850,792.41 and 410,064.39 is: 565,722.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,697.01 : 850,792.41 = 410,064.39 : x
  2. Step 2: Convert to fraction form
    616,697.01/850,792.41 = 410,064.39/x
  3. Step 3: Cross multiply
    616,697.01x = 850,792.41 × 410,064.39
  4. Step 4: Simplify right side
    616,697.01x = 348,879,670,623.28
  5. Step 5: Solve for x
    x = 348,879,670,623.28/616,697.01
  6. Step 6: Final answer
    x = 565,722.98

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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.