Home / 893,385.11-1,339,485.27-324,698.69

Finding the Fourth Proportional to 893,385.11, 1,339,485.27 and 324,698.69

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Solution

The fourth proportional to 893,385.11, 1,339,485.27 and 324,698.69 is: 486,832.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,385.11 : 1,339,485.27 = 324,698.69 : x
  2. Step 2: Convert to fraction form
    893,385.11/1,339,485.27 = 324,698.69/x
  3. Step 3: Cross multiply
    893,385.11x = 1,339,485.27 × 324,698.69
  4. Step 4: Simplify right side
    893,385.11x = 434,929,114,574.39
  5. Step 5: Solve for x
    x = 434,929,114,574.39/893,385.11
  6. Step 6: Final answer
    x = 486,832.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.