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Finding the Fourth Proportional to 590,578.32, 886,008.27 and 191,219.22

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Solution

The fourth proportional to 590,578.32, 886,008.27 and 191,219.22 is: 286,874.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,578.32 : 886,008.27 = 191,219.22 : x
  2. Step 2: Convert to fraction form
    590,578.32/886,008.27 = 191,219.22/x
  3. Step 3: Cross multiply
    590,578.32x = 886,008.27 × 191,219.22
  4. Step 4: Simplify right side
    590,578.32x = 169,421,810,302.95
  5. Step 5: Solve for x
    x = 169,421,810,302.95/590,578.32
  6. Step 6: Final answer
    x = 286,874.42

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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.