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Finding the Fourth Proportional to 295,432.92, 407,682.72 and 174,579.84

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Solution

The fourth proportional to 295,432.92, 407,682.72 and 174,579.84 is: 240,911.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,432.92 : 407,682.72 = 174,579.84 : x
  2. Step 2: Convert to fraction form
    295,432.92/407,682.72 = 174,579.84/x
  3. Step 3: Cross multiply
    295,432.92x = 407,682.72 × 174,579.84
  4. Step 4: Simplify right side
    295,432.92x = 71,173,184,028.36
  5. Step 5: Solve for x
    x = 71,173,184,028.36/295,432.92
  6. Step 6: Final answer
    x = 240,911.49

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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.