Home / 850,584.50-1,173,792.84-463,404.54

Finding the Fourth Proportional to 850,584.50, 1,173,792.84 and 463,404.54

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Solution

The fourth proportional to 850,584.50, 1,173,792.84 and 463,404.54 is: 639,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,584.50 : 1,173,792.84 = 463,404.54 : x
  2. Step 2: Convert to fraction form
    850,584.50/1,173,792.84 = 463,404.54/x
  3. Step 3: Cross multiply
    850,584.50x = 1,173,792.84 × 463,404.54
  4. Step 4: Simplify right side
    850,584.50x = 543,940,931,075.49
  5. Step 5: Solve for x
    x = 543,940,931,075.49/850,584.50
  6. Step 6: Final answer
    x = 639,490.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.