Home / 853,310.52-1,177,546.02-471,329.10

Finding the Fourth Proportional to 853,310.52, 1,177,546.02 and 471,329.10

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Solution

The fourth proportional to 853,310.52, 1,177,546.02 and 471,329.10 is: 650,421.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,310.52 : 1,177,546.02 = 471,329.10 : x
  2. Step 2: Convert to fraction form
    853,310.52/1,177,546.02 = 471,329.10/x
  3. Step 3: Cross multiply
    853,310.52x = 1,177,546.02 × 471,329.10
  4. Step 4: Simplify right side
    853,310.52x = 555,011,705,815.18
  5. Step 5: Solve for x
    x = 555,011,705,815.18/853,310.52
  6. Step 6: Final answer
    x = 650,421.73

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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.