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Finding the Fourth Proportional to 444,137.38, 612,354.13 and 370,655.60

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Solution

The fourth proportional to 444,137.38, 612,354.13 and 370,655.60 is: 511,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,137.38 : 612,354.13 = 370,655.60 : x
  2. Step 2: Convert to fraction form
    444,137.38/612,354.13 = 370,655.60/x
  3. Step 3: Cross multiply
    444,137.38x = 612,354.13 × 370,655.60
  4. Step 4: Simplify right side
    444,137.38x = 226,972,483,479.22
  5. Step 5: Solve for x
    x = 226,972,483,479.22/444,137.38
  6. Step 6: Final answer
    x = 511,041.17

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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.