Home / 959,768.50-1,324,480.54-557,386.42

Finding the Fourth Proportional to 959,768.50, 1,324,480.54 and 557,386.42

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Solution

The fourth proportional to 959,768.50, 1,324,480.54 and 557,386.42 is: 769,193.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,768.50 : 1,324,480.54 = 557,386.42 : x
  2. Step 2: Convert to fraction form
    959,768.50/1,324,480.54 = 557,386.42/x
  3. Step 3: Cross multiply
    959,768.50x = 1,324,480.54 × 557,386.42
  4. Step 4: Simplify right side
    959,768.50x = 738,247,466,550.27
  5. Step 5: Solve for x
    x = 738,247,466,550.27/959,768.50
  6. Step 6: Final answer
    x = 769,193.27

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Double scale
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1.5x scale

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.