Home / 733,917.36-1,014,804-639,438.96

Finding the Fourth Proportional to 733,917.36, 1,014,804 and 639,438.96

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Solution

The fourth proportional to 733,917.36, 1,014,804 and 639,438.96 is: 884,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,917.36 : 1,014,804 = 639,438.96 : x
  2. Step 2: Convert to fraction form
    733,917.36/1,014,804 = 639,438.96/x
  3. Step 3: Cross multiply
    733,917.36x = 1,014,804 × 639,438.96
  4. Step 4: Simplify right side
    733,917.36x = 648,905,214,363.84
  5. Step 5: Solve for x
    x = 648,905,214,363.84/733,917.36
  6. Step 6: Final answer
    x = 884,166.60

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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.