Home / 957,488.40-1,436,443.20-283,622.40

Finding the Fourth Proportional to 957,488.40, 1,436,443.20 and 283,622.40

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Solution

The fourth proportional to 957,488.40, 1,436,443.20 and 283,622.40 is: 425,495.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,488.40 : 1,436,443.20 = 283,622.40 : x
  2. Step 2: Convert to fraction form
    957,488.40/1,436,443.20 = 283,622.40/x
  3. Step 3: Cross multiply
    957,488.40x = 1,436,443.20 × 283,622.40
  4. Step 4: Simplify right side
    957,488.40x = 407,407,467,847.68
  5. Step 5: Solve for x
    x = 407,407,467,847.68/957,488.40
  6. Step 6: Final answer
    x = 425,495.98

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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.