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Finding the Fourth Proportional to 301,326.84, 415,674.05 and 178,747.92

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Solution

The fourth proportional to 301,326.84, 415,674.05 and 178,747.92 is: 246,579.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,326.84 : 415,674.05 = 178,747.92 : x
  2. Step 2: Convert to fraction form
    301,326.84/415,674.05 = 178,747.92/x
  3. Step 3: Cross multiply
    301,326.84x = 415,674.05 × 178,747.92
  4. Step 4: Simplify right side
    301,326.84x = 74,300,870,941.74
  5. Step 5: Solve for x
    x = 74,300,870,941.74/301,326.84
  6. Step 6: Final answer
    x = 246,579.00

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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.