Home / 757,723.95-1,045,794.51-451,820.03

Finding the Fourth Proportional to 757,723.95, 1,045,794.51 and 451,820.03

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Solution

The fourth proportional to 757,723.95, 1,045,794.51 and 451,820.03 is: 623,592.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,723.95 : 1,045,794.51 = 451,820.03 : x
  2. Step 2: Convert to fraction form
    757,723.95/1,045,794.51 = 451,820.03/x
  3. Step 3: Cross multiply
    757,723.95x = 1,045,794.51 × 451,820.03
  4. Step 4: Simplify right side
    757,723.95x = 472,510,901,653.06
  5. Step 5: Solve for x
    x = 472,510,901,653.06/757,723.95
  6. Step 6: Final answer
    x = 623,592.41

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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.