Home / 958,064.64-1,322,110.80-528,384.48

Finding the Fourth Proportional to 958,064.64, 1,322,110.80 and 528,384.48

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Solution

The fourth proportional to 958,064.64, 1,322,110.80 and 528,384.48 is: 729,160.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,064.64 : 1,322,110.80 = 528,384.48 : x
  2. Step 2: Convert to fraction form
    958,064.64/1,322,110.80 = 528,384.48/x
  3. Step 3: Cross multiply
    958,064.64x = 1,322,110.80 × 528,384.48
  4. Step 4: Simplify right side
    958,064.64x = 698,582,827,560.38
  5. Step 5: Solve for x
    x = 698,582,827,560.38/958,064.64
  6. Step 6: Final answer
    x = 729,160.43

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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.