Home / 701,441.67-1,050,639.96-430,748.33

Finding the Fourth Proportional to 701,441.67, 1,050,639.96 and 430,748.33

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Solution

The fourth proportional to 701,441.67, 1,050,639.96 and 430,748.33 is: 645,187.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,441.67 : 1,050,639.96 = 430,748.33 : x
  2. Step 2: Convert to fraction form
    701,441.67/1,050,639.96 = 430,748.33/x
  3. Step 3: Cross multiply
    701,441.67x = 1,050,639.96 × 430,748.33
  4. Step 4: Simplify right side
    701,441.67x = 452,561,410,473.22
  5. Step 5: Solve for x
    x = 452,561,410,473.22/701,441.67
  6. Step 6: Final answer
    x = 645,187.52

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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.