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Finding the Fourth Proportional to 626,529.08, 864,610.92 and 340,049.24

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Solution

The fourth proportional to 626,529.08, 864,610.92 and 340,049.24 is: 469,268.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,529.08 : 864,610.92 = 340,049.24 : x
  2. Step 2: Convert to fraction form
    626,529.08/864,610.92 = 340,049.24/x
  3. Step 3: Cross multiply
    626,529.08x = 864,610.92 × 340,049.24
  4. Step 4: Simplify right side
    626,529.08x = 294,010,286,241.70
  5. Step 5: Solve for x
    x = 294,010,286,241.70/626,529.08
  6. Step 6: Final answer
    x = 469,268.38

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1.5x scale

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.