Home / 958,146.66-1,322,226.63-528,466.77

Finding the Fourth Proportional to 958,146.66, 1,322,226.63 and 528,466.77

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Solution

The fourth proportional to 958,146.66, 1,322,226.63 and 528,466.77 is: 729,275.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,146.66 : 1,322,226.63 = 528,466.77 : x
  2. Step 2: Convert to fraction form
    958,146.66/1,322,226.63 = 528,466.77/x
  3. Step 3: Cross multiply
    958,146.66x = 1,322,226.63 × 528,466.77
  4. Step 4: Simplify right side
    958,146.66x = 698,752,836,364.09
  5. Step 5: Solve for x
    x = 698,752,836,364.09/958,146.66
  6. Step 6: Final answer
    x = 729,275.45

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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.