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Finding the Fourth Proportional to 606,536.61, 909,649.16 and 179,971.52

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Solution

The fourth proportional to 606,536.61, 909,649.16 and 179,971.52 is: 269,911.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,536.61 : 909,649.16 = 179,971.52 : x
  2. Step 2: Convert to fraction form
    606,536.61/909,649.16 = 179,971.52/x
  3. Step 3: Cross multiply
    606,536.61x = 909,649.16 × 179,971.52
  4. Step 4: Simplify right side
    606,536.61x = 163,710,942,841.66
  5. Step 5: Solve for x
    x = 163,710,942,841.66/606,536.61
  6. Step 6: Final answer
    x = 269,911.07

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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.