Home / 1,011,389.79-1,516,576.82-337,232.46

Finding the Fourth Proportional to 1,011,389.79, 1,516,576.82 and 337,232.46

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Solution

The fourth proportional to 1,011,389.79, 1,516,576.82 and 337,232.46 is: 505,679.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,389.79 : 1,516,576.82 = 337,232.46 : x
  2. Step 2: Convert to fraction form
    1,011,389.79/1,516,576.82 = 337,232.46/x
  3. Step 3: Cross multiply
    1,011,389.79x = 1,516,576.82 × 337,232.46
  4. Step 4: Simplify right side
    1,011,389.79x = 511,438,930,101.42
  5. Step 5: Solve for x
    x = 511,438,930,101.42/1,011,389.79
  6. Step 6: Final answer
    x = 505,679.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.