Home / 957,740.40-1,436,495.40-396,716.40

Finding the Fourth Proportional to 957,740.40, 1,436,495.40 and 396,716.40

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Solution

The fourth proportional to 957,740.40, 1,436,495.40 and 396,716.40 is: 595,026.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,740.40 : 1,436,495.40 = 396,716.40 : x
  2. Step 2: Convert to fraction form
    957,740.40/1,436,495.40 = 396,716.40/x
  3. Step 3: Cross multiply
    957,740.40x = 1,436,495.40 × 396,716.40
  4. Step 4: Simplify right side
    957,740.40x = 569,881,283,704.56
  5. Step 5: Solve for x
    x = 569,881,283,704.56/957,740.40
  6. Step 6: Final answer
    x = 595,026.88

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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.