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Finding the Fourth Proportional to 606,664.48, 909,992.22 and 473,656

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Solution

The fourth proportional to 606,664.48, 909,992.22 and 473,656 is: 710,480.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,664.48 : 909,992.22 = 473,656 : x
  2. Step 2: Convert to fraction form
    606,664.48/909,992.22 = 473,656/x
  3. Step 3: Cross multiply
    606,664.48x = 909,992.22 × 473,656
  4. Step 4: Simplify right side
    606,664.48x = 431,023,274,956.32
  5. Step 5: Solve for x
    x = 431,023,274,956.32/606,664.48
  6. Step 6: Final answer
    x = 710,480.49

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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.