Home / 953,584.78-1,317,112.60-712,937.02

Finding the Fourth Proportional to 953,584.78, 1,317,112.60 and 712,937.02

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Solution

The fourth proportional to 953,584.78, 1,317,112.60 and 712,937.02 is: 984,724.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,584.78 : 1,317,112.60 = 712,937.02 : x
  2. Step 2: Convert to fraction form
    953,584.78/1,317,112.60 = 712,937.02/x
  3. Step 3: Cross multiply
    953,584.78x = 1,317,112.60 × 712,937.02
  4. Step 4: Simplify right side
    953,584.78x = 939,018,332,048.45
  5. Step 5: Solve for x
    x = 939,018,332,048.45/953,584.78
  6. Step 6: Final answer
    x = 984,724.54

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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.