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Finding the Fourth Proportional to 659,194.44, 909,354.44 and 417,069.24

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Solution

The fourth proportional to 659,194.44, 909,354.44 and 417,069.24 is: 575,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,194.44 : 909,354.44 = 417,069.24 : x
  2. Step 2: Convert to fraction form
    659,194.44/909,354.44 = 417,069.24/x
  3. Step 3: Cross multiply
    659,194.44x = 909,354.44 × 417,069.24
  4. Step 4: Simplify right side
    659,194.44x = 379,263,765,181.43
  5. Step 5: Solve for x
    x = 379,263,765,181.43/659,194.44
  6. Step 6: Final answer
    x = 575,344.30

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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.