Home / 834,266.19-1,151,242.88-471,668.43

Finding the Fourth Proportional to 834,266.19, 1,151,242.88 and 471,668.43

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Solution

The fourth proportional to 834,266.19, 1,151,242.88 and 471,668.43 is: 650,877.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,266.19 : 1,151,242.88 = 471,668.43 : x
  2. Step 2: Convert to fraction form
    834,266.19/1,151,242.88 = 471,668.43/x
  3. Step 3: Cross multiply
    834,266.19x = 1,151,242.88 × 471,668.43
  4. Step 4: Simplify right side
    834,266.19x = 543,004,919,399.94
  5. Step 5: Solve for x
    x = 543,004,919,399.94/834,266.19
  6. Step 6: Final answer
    x = 650,877.29

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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.