Home / 437,551.02-603,816.84-243,956.43

Finding the Fourth Proportional to 437,551.02, 603,816.84 and 243,956.43

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Solution

The fourth proportional to 437,551.02, 603,816.84 and 243,956.43 is: 336,657.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,551.02 : 603,816.84 = 243,956.43 : x
  2. Step 2: Convert to fraction form
    437,551.02/603,816.84 = 243,956.43/x
  3. Step 3: Cross multiply
    437,551.02x = 603,816.84 × 243,956.43
  4. Step 4: Simplify right side
    437,551.02x = 147,305,000,660.28
  5. Step 5: Solve for x
    x = 147,305,000,660.28/437,551.02
  6. Step 6: Final answer
    x = 336,657.88

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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.