Home / 456,059.10-683,311.05-376,743.90

Finding the Fourth Proportional to 456,059.10, 683,311.05 and 376,743.90

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Solution

The fourth proportional to 456,059.10, 683,311.05 and 376,743.90 is: 564,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,059.10 : 683,311.05 = 376,743.90 : x
  2. Step 2: Convert to fraction form
    456,059.10/683,311.05 = 376,743.90/x
  3. Step 3: Cross multiply
    456,059.10x = 683,311.05 × 376,743.90
  4. Step 4: Simplify right side
    456,059.10x = 257,433,269,890.10
  5. Step 5: Solve for x
    x = 257,433,269,890.10/456,059.10
  6. Step 6: Final answer
    x = 564,473.49

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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.