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Finding the Fourth Proportional to 575,794.41, 794,596.36 and 321,145.59

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Solution

The fourth proportional to 575,794.41, 794,596.36 and 321,145.59 is: 443,180.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,794.41 : 794,596.36 = 321,145.59 : x
  2. Step 2: Convert to fraction form
    575,794.41/794,596.36 = 321,145.59/x
  3. Step 3: Cross multiply
    575,794.41x = 794,596.36 × 321,145.59
  4. Step 4: Simplify right side
    575,794.41x = 255,181,116,844.05
  5. Step 5: Solve for x
    x = 255,181,116,844.05/575,794.41
  6. Step 6: Final answer
    x = 443,180.96

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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.