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Finding the Fourth Proportional to 400,540.59, 601,017.99 and 176,058.63

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Solution

The fourth proportional to 400,540.59, 601,017.99 and 176,058.63 is: 264,178.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,540.59 : 601,017.99 = 176,058.63 : x
  2. Step 2: Convert to fraction form
    400,540.59/601,017.99 = 176,058.63/x
  3. Step 3: Cross multiply
    400,540.59x = 601,017.99 × 176,058.63
  4. Step 4: Simplify right side
    400,540.59x = 105,814,403,924.75
  5. Step 5: Solve for x
    x = 105,814,403,924.75/400,540.59
  6. Step 6: Final answer
    x = 264,178.98

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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.