Home / 579,816.94-800,145.84-325,173.58

Finding the Fourth Proportional to 579,816.94, 800,145.84 and 325,173.58

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Solution

The fourth proportional to 579,816.94, 800,145.84 and 325,173.58 is: 448,738.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,816.94 : 800,145.84 = 325,173.58 : x
  2. Step 2: Convert to fraction form
    579,816.94/800,145.84 = 325,173.58/x
  3. Step 3: Cross multiply
    579,816.94x = 800,145.84 × 325,173.58
  4. Step 4: Simplify right side
    579,816.94x = 260,186,287,314.91
  5. Step 5: Solve for x
    x = 260,186,287,314.91/579,816.94
  6. Step 6: Final answer
    x = 448,738.68

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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.