Home / 879,644.26-1,213,904.01-477,227.62

Finding the Fourth Proportional to 879,644.26, 1,213,904.01 and 477,227.62

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Solution

The fourth proportional to 879,644.26, 1,213,904.01 and 477,227.62 is: 658,571.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,644.26 : 1,213,904.01 = 477,227.62 : x
  2. Step 2: Convert to fraction form
    879,644.26/1,213,904.01 = 477,227.62/x
  3. Step 3: Cross multiply
    879,644.26x = 1,213,904.01 × 477,227.62
  4. Step 4: Simplify right side
    879,644.26x = 579,308,521,600.76
  5. Step 5: Solve for x
    x = 579,308,521,600.76/879,644.26
  6. Step 6: Final answer
    x = 658,571.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.