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Finding the Fourth Proportional to 606,079.40, 909,119.07 and 575,773.25

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Solution

The fourth proportional to 606,079.40, 909,119.07 and 575,773.25 is: 863,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,079.40 : 909,119.07 = 575,773.25 : x
  2. Step 2: Convert to fraction form
    606,079.40/909,119.07 = 575,773.25/x
  3. Step 3: Cross multiply
    606,079.40x = 909,119.07 × 575,773.25
  4. Step 4: Simplify right side
    606,079.40x = 523,446,443,843.68
  5. Step 5: Solve for x
    x = 523,446,443,843.68/606,079.40
  6. Step 6: Final answer
    x = 863,659.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.