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Finding the Fourth Proportional to 294,269.66, 406,105.48 and 173,416.04

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Solution

The fourth proportional to 294,269.66, 406,105.48 and 173,416.04 is: 239,322.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,269.66 : 406,105.48 = 173,416.04 : x
  2. Step 2: Convert to fraction form
    294,269.66/406,105.48 = 173,416.04/x
  3. Step 3: Cross multiply
    294,269.66x = 406,105.48 × 173,416.04
  4. Step 4: Simplify right side
    294,269.66x = 70,425,201,699.83
  5. Step 5: Solve for x
    x = 70,425,201,699.83/294,269.66
  6. Step 6: Final answer
    x = 239,322.00

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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.