Home / 741,576.66-1,023,383.65-435,665.79

Finding the Fourth Proportional to 741,576.66, 1,023,383.65 and 435,665.79

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Solution

The fourth proportional to 741,576.66, 1,023,383.65 and 435,665.79 is: 601,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,576.66 : 1,023,383.65 = 435,665.79 : x
  2. Step 2: Convert to fraction form
    741,576.66/1,023,383.65 = 435,665.79/x
  3. Step 3: Cross multiply
    741,576.66x = 1,023,383.65 × 435,665.79
  4. Step 4: Simplify right side
    741,576.66x = 445,853,241,233.42
  5. Step 5: Solve for x
    x = 445,853,241,233.42/741,576.66
  6. Step 6: Final answer
    x = 601,223.40

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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.