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Finding the Fourth Proportional to 839,668.68, 1,158,743.04 and 477,093

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Solution

The fourth proportional to 839,668.68, 1,158,743.04 and 477,093 is: 658,388.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,668.68 : 1,158,743.04 = 477,093 : x
  2. Step 2: Convert to fraction form
    839,668.68/1,158,743.04 = 477,093/x
  3. Step 3: Cross multiply
    839,668.68x = 1,158,743.04 × 477,093
  4. Step 4: Simplify right side
    839,668.68x = 552,828,193,182.72
  5. Step 5: Solve for x
    x = 552,828,193,182.72/839,668.68
  6. Step 6: Final answer
    x = 658,388.49

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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.