Home / 459,200.81-633,653.61-255,227.51

Finding the Fourth Proportional to 459,200.81, 633,653.61 and 255,227.51

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Solution

The fourth proportional to 459,200.81, 633,653.61 and 255,227.51 is: 352,189.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,200.81 : 633,653.61 = 255,227.51 : x
  2. Step 2: Convert to fraction form
    459,200.81/633,653.61 = 255,227.51/x
  3. Step 3: Cross multiply
    459,200.81x = 633,653.61 × 255,227.51
  4. Step 4: Simplify right side
    459,200.81x = 161,725,829,914.54
  5. Step 5: Solve for x
    x = 161,725,829,914.54/459,200.81
  6. Step 6: Final answer
    x = 352,189.78

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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.