Home / 571,948.08-789,289.32-317,299.28

Finding the Fourth Proportional to 571,948.08, 789,289.32 and 317,299.28

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Solution

The fourth proportional to 571,948.08, 789,289.32 and 317,299.28 is: 437,873.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,948.08 : 789,289.32 = 317,299.28 : x
  2. Step 2: Convert to fraction form
    571,948.08/789,289.32 = 317,299.28/x
  3. Step 3: Cross multiply
    571,948.08x = 789,289.32 × 317,299.28
  4. Step 4: Simplify right side
    571,948.08x = 250,440,932,947.69
  5. Step 5: Solve for x
    x = 250,440,932,947.69/571,948.08
  6. Step 6: Final answer
    x = 437,873.54

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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.