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Finding the Fourth Proportional to 294,776.40, 441,905.40 and 176,494.80

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Solution

The fourth proportional to 294,776.40, 441,905.40 and 176,494.80 is: 264,587.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,776.40 : 441,905.40 = 176,494.80 : x
  2. Step 2: Convert to fraction form
    294,776.40/441,905.40 = 176,494.80/x
  3. Step 3: Cross multiply
    294,776.40x = 441,905.40 × 176,494.80
  4. Step 4: Simplify right side
    294,776.40x = 77,994,005,191.92
  5. Step 5: Solve for x
    x = 77,994,005,191.92/294,776.40
  6. Step 6: Final answer
    x = 264,587.01

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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.