Home / 939,367.44-1,407,237.72-560,590.86

Finding the Fourth Proportional to 939,367.44, 1,407,237.72 and 560,590.86

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Solution

The fourth proportional to 939,367.44, 1,407,237.72 and 560,590.86 is: 839,804.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,367.44 : 1,407,237.72 = 560,590.86 : x
  2. Step 2: Convert to fraction form
    939,367.44/1,407,237.72 = 560,590.86/x
  3. Step 3: Cross multiply
    939,367.44x = 1,407,237.72 × 560,590.86
  4. Step 4: Simplify right side
    939,367.44x = 788,884,603,679.24
  5. Step 5: Solve for x
    x = 788,884,603,679.24/939,367.44
  6. Step 6: Final answer
    x = 839,804.07

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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.