Home / 1,573.19-2,360.06-519.05

Finding the Fourth Proportional to 1,573.19, 2,360.06 and 519.05

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Solution

The fourth proportional to 1,573.19, 2,360.06 and 519.05 is: 778.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.19 : 2,360.06 = 519.05 : x
  2. Step 2: Convert to fraction form
    1,573.19/2,360.06 = 519.05/x
  3. Step 3: Cross multiply
    1,573.19x = 2,360.06 × 519.05
  4. Step 4: Simplify right side
    1,573.19x = 1,224,986.55
  5. Step 5: Solve for x
    x = 1,224,986.55/1,573.19
  6. Step 6: Final answer
    x = 778.67

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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.