Home / 853,673.44-1,178,052.24-471,690.40

Finding the Fourth Proportional to 853,673.44, 1,178,052.24 and 471,690.40

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Solution

The fourth proportional to 853,673.44, 1,178,052.24 and 471,690.40 is: 650,923.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,673.44 : 1,178,052.24 = 471,690.40 : x
  2. Step 2: Convert to fraction form
    853,673.44/1,178,052.24 = 471,690.40/x
  3. Step 3: Cross multiply
    853,673.44x = 1,178,052.24 × 471,690.40
  4. Step 4: Simplify right side
    853,673.44x = 555,675,932,306.50
  5. Step 5: Solve for x
    x = 555,675,932,306.50/853,673.44
  6. Step 6: Final answer
    x = 650,923.30

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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.