Home / 723,696.34-998,047.44-451,789.37

Finding the Fourth Proportional to 723,696.34, 998,047.44 and 451,789.37

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Solution

The fourth proportional to 723,696.34, 998,047.44 and 451,789.37 is: 623,061.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,696.34 : 998,047.44 = 451,789.37 : x
  2. Step 2: Convert to fraction form
    723,696.34/998,047.44 = 451,789.37/x
  3. Step 3: Cross multiply
    723,696.34x = 998,047.44 × 451,789.37
  4. Step 4: Simplify right side
    723,696.34x = 450,907,224,147.71
  5. Step 5: Solve for x
    x = 450,907,224,147.71/723,696.34
  6. Step 6: Final answer
    x = 623,061.36

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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.