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Finding the Fourth Proportional to 484,315.40, 726,473.10 and 462,542.60

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Solution

The fourth proportional to 484,315.40, 726,473.10 and 462,542.60 is: 693,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,315.40 : 726,473.10 = 462,542.60 : x
  2. Step 2: Convert to fraction form
    484,315.40/726,473.10 = 462,542.60/x
  3. Step 3: Cross multiply
    484,315.40x = 726,473.10 × 462,542.60
  4. Step 4: Simplify right side
    484,315.40x = 336,024,756,504.06
  5. Step 5: Solve for x
    x = 336,024,756,504.06/484,315.40
  6. Step 6: Final answer
    x = 693,813.90

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Similar ratio
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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.