Home / 471,795.60-651,082.12-256,936.64

Finding the Fourth Proportional to 471,795.60, 651,082.12 and 256,936.64

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Solution

The fourth proportional to 471,795.60, 651,082.12 and 256,936.64 is: 354,574.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,795.60 : 651,082.12 = 256,936.64 : x
  2. Step 2: Convert to fraction form
    471,795.60/651,082.12 = 256,936.64/x
  3. Step 3: Cross multiply
    471,795.60x = 651,082.12 × 256,936.64
  4. Step 4: Simplify right side
    471,795.60x = 167,286,852,276.88
  5. Step 5: Solve for x
    x = 167,286,852,276.88/471,795.60
  6. Step 6: Final answer
    x = 354,574.85

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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.