Home / 874,635.94-1,311,953.91-500,396.50

Finding the Fourth Proportional to 874,635.94, 1,311,953.91 and 500,396.50

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Solution

The fourth proportional to 874,635.94, 1,311,953.91 and 500,396.50 is: 750,594.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,635.94 : 1,311,953.91 = 500,396.50 : x
  2. Step 2: Convert to fraction form
    874,635.94/1,311,953.91 = 500,396.50/x
  3. Step 3: Cross multiply
    874,635.94x = 1,311,953.91 × 500,396.50
  4. Step 4: Simplify right side
    874,635.94x = 656,497,144,725.32
  5. Step 5: Solve for x
    x = 656,497,144,725.32/874,635.94
  6. Step 6: Final answer
    x = 750,594.75

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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.