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Finding the Fourth Proportional to 466,835.80, 700,253.70 and 407,786.80

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Solution

The fourth proportional to 466,835.80, 700,253.70 and 407,786.80 is: 611,680.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,835.80 : 700,253.70 = 407,786.80 : x
  2. Step 2: Convert to fraction form
    466,835.80/700,253.70 = 407,786.80/x
  3. Step 3: Cross multiply
    466,835.80x = 700,253.70 × 407,786.80
  4. Step 4: Simplify right side
    466,835.80x = 285,554,215,511.16
  5. Step 5: Solve for x
    x = 285,554,215,511.16/466,835.80
  6. Step 6: Final answer
    x = 611,680.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.