Home / 531,945.28-734,179.44-317,099.04

Finding the Fourth Proportional to 531,945.28, 734,179.44 and 317,099.04

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Solution

The fourth proportional to 531,945.28, 734,179.44 and 317,099.04 is: 437,653.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,945.28 : 734,179.44 = 317,099.04 : x
  2. Step 2: Convert to fraction form
    531,945.28/734,179.44 = 317,099.04/x
  3. Step 3: Cross multiply
    531,945.28x = 734,179.44 × 317,099.04
  4. Step 4: Simplify right side
    531,945.28x = 232,807,595,611.74
  5. Step 5: Solve for x
    x = 232,807,595,611.74/531,945.28
  6. Step 6: Final answer
    x = 437,653.28

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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.