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Finding the Fourth Proportional to 302,549.39, 417,514.71 and 166,580.55

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Solution

The fourth proportional to 302,549.39, 417,514.71 and 166,580.55 is: 229,879.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,549.39 : 417,514.71 = 166,580.55 : x
  2. Step 2: Convert to fraction form
    302,549.39/417,514.71 = 166,580.55/x
  3. Step 3: Cross multiply
    302,549.39x = 417,514.71 × 166,580.55
  4. Step 4: Simplify right side
    302,549.39x = 69,549,830,024.89
  5. Step 5: Solve for x
    x = 69,549,830,024.89/302,549.39
  6. Step 6: Final answer
    x = 229,879.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.