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Finding the Fourth Proportional to 444,140.39, 612,358.26 and 370,658.60

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Solution

The fourth proportional to 444,140.39, 612,358.26 and 370,658.60 is: 511,045.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,140.39 : 612,358.26 = 370,658.60 : x
  2. Step 2: Convert to fraction form
    444,140.39/612,358.26 = 370,658.60/x
  3. Step 3: Cross multiply
    444,140.39x = 612,358.26 × 370,658.60
  4. Step 4: Simplify right side
    444,140.39x = 226,975,852,288.25
  5. Step 5: Solve for x
    x = 226,975,852,288.25/444,140.39
  6. Step 6: Final answer
    x = 511,045.29

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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.