Home / 459,199.31-633,651.55-255,226.01

Finding the Fourth Proportional to 459,199.31, 633,651.55 and 255,226.01

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Solution

The fourth proportional to 459,199.31, 633,651.55 and 255,226.01 is: 352,187.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,199.31 : 633,651.55 = 255,226.01 : x
  2. Step 2: Convert to fraction form
    459,199.31/633,651.55 = 255,226.01/x
  3. Step 3: Cross multiply
    459,199.31x = 633,651.55 × 255,226.01
  4. Step 4: Simplify right side
    459,199.31x = 161,724,353,030.49
  5. Step 5: Solve for x
    x = 161,724,353,030.49/459,199.31
  6. Step 6: Final answer
    x = 352,187.71

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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.