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Finding the Fourth Proportional to 295,795.80, 443,668.77 and 127,309.32

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Solution

The fourth proportional to 295,795.80, 443,668.77 and 127,309.32 is: 190,953.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,795.80 : 443,668.77 = 127,309.32 : x
  2. Step 2: Convert to fraction form
    295,795.80/443,668.77 = 127,309.32/x
  3. Step 3: Cross multiply
    295,795.80x = 443,668.77 × 127,309.32
  4. Step 4: Simplify right side
    295,795.80x = 56,483,169,413.94
  5. Step 5: Solve for x
    x = 56,483,169,413.94/295,795.80
  6. Step 6: Final answer
    x = 190,953.25

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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.