Home / 630,161.80-944,916.30-186,872.20

Finding the Fourth Proportional to 630,161.80, 944,916.30 and 186,872.20

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Solution

The fourth proportional to 630,161.80, 944,916.30 and 186,872.20 is: 280,211.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,161.80 : 944,916.30 = 186,872.20 : x
  2. Step 2: Convert to fraction form
    630,161.80/944,916.30 = 186,872.20/x
  3. Step 3: Cross multiply
    630,161.80x = 944,916.30 × 186,872.20
  4. Step 4: Simplify right side
    630,161.80x = 176,578,587,796.86
  5. Step 5: Solve for x
    x = 176,578,587,796.86/630,161.80
  6. Step 6: Final answer
    x = 280,211.51

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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.