Home / 656,819.03-985,257.91-201,377.50

Finding the Fourth Proportional to 656,819.03, 985,257.91 and 201,377.50

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Solution

The fourth proportional to 656,819.03, 985,257.91 and 201,377.50 is: 302,075.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,819.03 : 985,257.91 = 201,377.50 : x
  2. Step 2: Convert to fraction form
    656,819.03/985,257.91 = 201,377.50/x
  3. Step 3: Cross multiply
    656,819.03x = 985,257.91 × 201,377.50
  4. Step 4: Simplify right side
    656,819.03x = 198,408,772,559.60
  5. Step 5: Solve for x
    x = 198,408,772,559.60/656,819.03
  6. Step 6: Final answer
    x = 302,075.25

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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.