Home / 705,850.15-974,072.46-383,559.48

Finding the Fourth Proportional to 705,850.15, 974,072.46 and 383,559.48

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Solution

The fourth proportional to 705,850.15, 974,072.46 and 383,559.48 is: 529,311.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,850.15 : 974,072.46 = 383,559.48 : x
  2. Step 2: Convert to fraction form
    705,850.15/974,072.46 = 383,559.48/x
  3. Step 3: Cross multiply
    705,850.15x = 974,072.46 × 383,559.48
  4. Step 4: Simplify right side
    705,850.15x = 373,614,721,369.56
  5. Step 5: Solve for x
    x = 373,614,721,369.56/705,850.15
  6. Step 6: Final answer
    x = 529,311.67

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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.