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Finding the Fourth Proportional to 601,723.92, 830,461.92 and 347,069.52

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Solution

The fourth proportional to 601,723.92, 830,461.92 and 347,069.52 is: 479,003.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,723.92 : 830,461.92 = 347,069.52 : x
  2. Step 2: Convert to fraction form
    601,723.92/830,461.92 = 347,069.52/x
  3. Step 3: Cross multiply
    601,723.92x = 830,461.92 × 347,069.52
  4. Step 4: Simplify right side
    601,723.92x = 288,228,019,952.68
  5. Step 5: Solve for x
    x = 288,228,019,952.68/601,723.92
  6. Step 6: Final answer
    x = 479,003.76

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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.