Home / 742,692.24-1,024,912.44-403,157.52

Finding the Fourth Proportional to 742,692.24, 1,024,912.44 and 403,157.52

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Solution

The fourth proportional to 742,692.24, 1,024,912.44 and 403,157.52 is: 556,355.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,692.24 : 1,024,912.44 = 403,157.52 : x
  2. Step 2: Convert to fraction form
    742,692.24/1,024,912.44 = 403,157.52/x
  3. Step 3: Cross multiply
    742,692.24x = 1,024,912.44 × 403,157.52
  4. Step 4: Simplify right side
    742,692.24x = 413,201,157,527.55
  5. Step 5: Solve for x
    x = 413,201,157,527.55/742,692.24
  6. Step 6: Final answer
    x = 556,355.83

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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.