Home / 903,532.78-1,354,624.98-543,619.27

Finding the Fourth Proportional to 903,532.78, 1,354,624.98 and 543,619.27

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Solution

The fourth proportional to 903,532.78, 1,354,624.98 and 543,619.27 is: 815,023.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,532.78 : 1,354,624.98 = 543,619.27 : x
  2. Step 2: Convert to fraction form
    903,532.78/1,354,624.98 = 543,619.27/x
  3. Step 3: Cross multiply
    903,532.78x = 1,354,624.98 × 543,619.27
  4. Step 4: Simplify right side
    903,532.78x = 736,400,242,751.37
  5. Step 5: Solve for x
    x = 736,400,242,751.37/903,532.78
  6. Step 6: Final answer
    x = 815,023.27

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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.