Home / 679,619.87-1,019,540.06-224,075.06

Finding the Fourth Proportional to 679,619.87, 1,019,540.06 and 224,075.06

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Solution

The fourth proportional to 679,619.87, 1,019,540.06 and 224,075.06 is: 336,148.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,619.87 : 1,019,540.06 = 224,075.06 : x
  2. Step 2: Convert to fraction form
    679,619.87/1,019,540.06 = 224,075.06/x
  3. Step 3: Cross multiply
    679,619.87x = 1,019,540.06 × 224,075.06
  4. Step 4: Simplify right side
    679,619.87x = 228,453,493,898.83
  5. Step 5: Solve for x
    x = 228,453,493,898.83/679,619.87
  6. Step 6: Final answer
    x = 336,148.94

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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.