Home / 630,147.80-944,895.30-186,858.20

Finding the Fourth Proportional to 630,147.80, 944,895.30 and 186,858.20

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Solution

The fourth proportional to 630,147.80, 944,895.30 and 186,858.20 is: 280,190.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,147.80 : 944,895.30 = 186,858.20 : x
  2. Step 2: Convert to fraction form
    630,147.80/944,895.30 = 186,858.20/x
  3. Step 3: Cross multiply
    630,147.80x = 944,895.30 × 186,858.20
  4. Step 4: Simplify right side
    630,147.80x = 176,561,434,946.46
  5. Step 5: Solve for x
    x = 176,561,434,946.46/630,147.80
  6. Step 6: Final answer
    x = 280,190.51

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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.