Home / 459,139.81-633,585.01-255,183.94

Finding the Fourth Proportional to 459,139.81, 633,585.01 and 255,183.94

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Solution

The fourth proportional to 459,139.81, 633,585.01 and 255,183.94 is: 352,138.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,139.81 : 633,585.01 = 255,183.94 : x
  2. Step 2: Convert to fraction form
    459,139.81/633,585.01 = 255,183.94/x
  3. Step 3: Cross multiply
    459,139.81x = 633,585.01 × 255,183.94
  4. Step 4: Simplify right side
    459,139.81x = 161,680,720,694.06
  5. Step 5: Solve for x
    x = 161,680,720,694.06/459,139.81
  6. Step 6: Final answer
    x = 352,138.32

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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.