Home / 459,322.85-633,864.89-255,367.28

Finding the Fourth Proportional to 459,322.85, 633,864.89 and 255,367.28

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Solution

The fourth proportional to 459,322.85, 633,864.89 and 255,367.28 is: 352,406.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,322.85 : 633,864.89 = 255,367.28 : x
  2. Step 2: Convert to fraction form
    459,322.85/633,864.89 = 255,367.28/x
  3. Step 3: Cross multiply
    459,322.85x = 633,864.89 × 255,367.28
  4. Step 4: Simplify right side
    459,322.85x = 161,868,355,069.88
  5. Step 5: Solve for x
    x = 161,868,355,069.88/459,322.85
  6. Step 6: Final answer
    x = 352,406.49

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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.