Home / 437,082.57-603,164.86-243,490.02

Finding the Fourth Proportional to 437,082.57, 603,164.86 and 243,490.02

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Solution

The fourth proportional to 437,082.57, 603,164.86 and 243,490.02 is: 336,011.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,082.57 : 603,164.86 = 243,490.02 : x
  2. Step 2: Convert to fraction form
    437,082.57/603,164.86 = 243,490.02/x
  3. Step 3: Cross multiply
    437,082.57x = 603,164.86 × 243,490.02
  4. Step 4: Simplify right side
    437,082.57x = 146,864,621,173.97
  5. Step 5: Solve for x
    x = 146,864,621,173.97/437,082.57
  6. Step 6: Final answer
    x = 336,011.16

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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.