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Finding the Fourth Proportional to 297,838.64, 411,077.10 and 176,956.65

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Solution

The fourth proportional to 297,838.64, 411,077.10 and 176,956.65 is: 244,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,838.64 : 411,077.10 = 176,956.65 : x
  2. Step 2: Convert to fraction form
    297,838.64/411,077.10 = 176,956.65/x
  3. Step 3: Cross multiply
    297,838.64x = 411,077.10 × 176,956.65
  4. Step 4: Simplify right side
    297,838.64x = 72,742,826,507.72
  5. Step 5: Solve for x
    x = 72,742,826,507.72/297,838.64
  6. Step 6: Final answer
    x = 244,235.70

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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.