Home / 644,521.08-966,781.98-245,069.58

Finding the Fourth Proportional to 644,521.08, 966,781.98 and 245,069.58

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Solution

The fourth proportional to 644,521.08, 966,781.98 and 245,069.58 is: 367,604.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,521.08 : 966,781.98 = 245,069.58 : x
  2. Step 2: Convert to fraction form
    644,521.08/966,781.98 = 245,069.58/x
  3. Step 3: Cross multiply
    644,521.08x = 966,781.98 × 245,069.58
  4. Step 4: Simplify right side
    644,521.08x = 236,928,853,790.17
  5. Step 5: Solve for x
    x = 236,928,853,790.17/644,521.08
  6. Step 6: Final answer
    x = 367,604.51

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Similar ratio
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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.