Home / 958,529.94-1,322,763.93-528,828.18

Finding the Fourth Proportional to 958,529.94, 1,322,763.93 and 528,828.18

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Solution

The fourth proportional to 958,529.94, 1,322,763.93 and 528,828.18 is: 729,778.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,529.94 : 1,322,763.93 = 528,828.18 : x
  2. Step 2: Convert to fraction form
    958,529.94/1,322,763.93 = 528,828.18/x
  3. Step 3: Cross multiply
    958,529.94x = 1,322,763.93 × 528,828.18
  4. Step 4: Simplify right side
    958,529.94x = 699,514,841,671.55
  5. Step 5: Solve for x
    x = 699,514,841,671.55/958,529.94
  6. Step 6: Final answer
    x = 729,778.81

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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.