Home / 959,108.21-1,323,601.38-523,551.37

Finding the Fourth Proportional to 959,108.21, 1,323,601.38 and 523,551.37

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Solution

The fourth proportional to 959,108.21, 1,323,601.38 and 523,551.37 is: 722,518.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,108.21 : 1,323,601.38 = 523,551.37 : x
  2. Step 2: Convert to fraction form
    959,108.21/1,323,601.38 = 523,551.37/x
  3. Step 3: Cross multiply
    959,108.21x = 1,323,601.38 × 523,551.37
  4. Step 4: Simplify right side
    959,108.21x = 692,973,315,832.89
  5. Step 5: Solve for x
    x = 692,973,315,832.89/959,108.21
  6. Step 6: Final answer
    x = 722,518.39

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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.