Home / 629,577.24-944,019.59-430,122.84

Finding the Fourth Proportional to 629,577.24, 944,019.59 and 430,122.84

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Solution

The fourth proportional to 629,577.24, 944,019.59 and 430,122.84 is: 644,947.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,577.24 : 944,019.59 = 430,122.84 : x
  2. Step 2: Convert to fraction form
    629,577.24/944,019.59 = 430,122.84/x
  3. Step 3: Cross multiply
    629,577.24x = 944,019.59 × 430,122.84
  4. Step 4: Simplify right side
    629,577.24x = 406,044,384,915.82
  5. Step 5: Solve for x
    x = 406,044,384,915.82/629,577.24
  6. Step 6: Final answer
    x = 644,947.69

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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.