Home / 644,586.14-888,605.07-453,004.94

Finding the Fourth Proportional to 644,586.14, 888,605.07 and 453,004.94

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Solution

The fourth proportional to 644,586.14, 888,605.07 and 453,004.94 is: 624,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,586.14 : 888,605.07 = 453,004.94 : x
  2. Step 2: Convert to fraction form
    644,586.14/888,605.07 = 453,004.94/x
  3. Step 3: Cross multiply
    644,586.14x = 888,605.07 × 453,004.94
  4. Step 4: Simplify right side
    644,586.14x = 402,542,481,976.02
  5. Step 5: Solve for x
    x = 402,542,481,976.02/644,586.14
  6. Step 6: Final answer
    x = 624,497.58

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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.