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Finding the Fourth Proportional to 532,479.21, 798,573.34 and 190,858.97

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Solution

The fourth proportional to 532,479.21, 798,573.34 and 190,858.97 is: 286,236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,479.21 : 798,573.34 = 190,858.97 : x
  2. Step 2: Convert to fraction form
    532,479.21/798,573.34 = 190,858.97/x
  3. Step 3: Cross multiply
    532,479.21x = 798,573.34 × 190,858.97
  4. Step 4: Simplify right side
    532,479.21x = 152,414,885,141.86
  5. Step 5: Solve for x
    x = 152,414,885,141.86/532,479.21
  6. Step 6: Final answer
    x = 286,236.31

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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.