Home / 400,126.06-599,522.72-281,548.28

Finding the Fourth Proportional to 400,126.06, 599,522.72 and 281,548.28

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Solution

The fourth proportional to 400,126.06, 599,522.72 and 281,548.28 is: 421,853.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,126.06 : 599,522.72 = 281,548.28 : x
  2. Step 2: Convert to fraction form
    400,126.06/599,522.72 = 281,548.28/x
  3. Step 3: Cross multiply
    400,126.06x = 599,522.72 × 281,548.28
  4. Step 4: Simplify right side
    400,126.06x = 168,794,587,639.31
  5. Step 5: Solve for x
    x = 168,794,587,639.31/400,126.06
  6. Step 6: Final answer
    x = 421,853.53

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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.