Home / 853,766.86-1,178,198.67-471,793.63

Finding the Fourth Proportional to 853,766.86, 1,178,198.67 and 471,793.63

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Solution

The fourth proportional to 853,766.86, 1,178,198.67 and 471,793.63 is: 651,075.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,766.86 : 1,178,198.67 = 471,793.63 : x
  2. Step 2: Convert to fraction form
    853,766.86/1,178,198.67 = 471,793.63/x
  3. Step 3: Cross multiply
    853,766.86x = 1,178,198.67 × 471,793.63
  4. Step 4: Simplify right side
    853,766.86x = 555,866,627,380.47
  5. Step 5: Solve for x
    x = 555,866,627,380.47/853,766.86
  6. Step 6: Final answer
    x = 651,075.43

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Double scale
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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.