Home / 436,622.56-654,154.69-236,815.50

Finding the Fourth Proportional to 436,622.56, 654,154.69 and 236,815.50

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Solution

The fourth proportional to 436,622.56, 654,154.69 and 236,815.50 is: 354,800.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,622.56 : 654,154.69 = 236,815.50 : x
  2. Step 2: Convert to fraction form
    436,622.56/654,154.69 = 236,815.50/x
  3. Step 3: Cross multiply
    436,622.56x = 654,154.69 × 236,815.50
  4. Step 4: Simplify right side
    436,622.56x = 154,913,966,126.88
  5. Step 5: Solve for x
    x = 154,913,966,126.88/436,622.56
  6. Step 6: Final answer
    x = 354,800.65

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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.