Home / 531,939.28-734,171.16-317,093.08

Finding the Fourth Proportional to 531,939.28, 734,171.16 and 317,093.08

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Solution

The fourth proportional to 531,939.28, 734,171.16 and 317,093.08 is: 437,645.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,939.28 : 734,171.16 = 317,093.08 : x
  2. Step 2: Convert to fraction form
    531,939.28/734,171.16 = 317,093.08/x
  3. Step 3: Cross multiply
    531,939.28x = 734,171.16 × 317,093.08
  4. Step 4: Simplify right side
    531,939.28x = 232,800,594,371.57
  5. Step 5: Solve for x
    x = 232,800,594,371.57/531,939.28
  6. Step 6: Final answer
    x = 437,645.05

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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.