Home / 957,042.40-1,434,872.40-536,447.20

Finding the Fourth Proportional to 957,042.40, 1,434,872.40 and 536,447.20

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Solution

The fourth proportional to 957,042.40, 1,434,872.40 and 536,447.20 is: 804,283.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,042.40 : 1,434,872.40 = 536,447.20 : x
  2. Step 2: Convert to fraction form
    957,042.40/1,434,872.40 = 536,447.20/x
  3. Step 3: Cross multiply
    957,042.40x = 1,434,872.40 × 536,447.20
  4. Step 4: Simplify right side
    957,042.40x = 769,733,281,337.28
  5. Step 5: Solve for x
    x = 769,733,281,337.28/957,042.40
  6. Step 6: Final answer
    x = 804,283.36

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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.