Home / 959,107.72-1,323,600.69-523,550.87

Finding the Fourth Proportional to 959,107.72, 1,323,600.69 and 523,550.87

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Solution

The fourth proportional to 959,107.72, 1,323,600.69 and 523,550.87 is: 722,517.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,107.72 : 1,323,600.69 = 523,550.87 : x
  2. Step 2: Convert to fraction form
    959,107.72/1,323,600.69 = 523,550.87/x
  3. Step 3: Cross multiply
    959,107.72x = 1,323,600.69 × 523,550.87
  4. Step 4: Simplify right side
    959,107.72x = 692,972,292,782.10
  5. Step 5: Solve for x
    x = 692,972,292,782.10/959,107.72
  6. Step 6: Final answer
    x = 722,517.69

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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.