Home / 830,845.28-1,146,566.52-448,872.06

Finding the Fourth Proportional to 830,845.28, 1,146,566.52 and 448,872.06

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Solution

The fourth proportional to 830,845.28, 1,146,566.52 and 448,872.06 is: 619,443.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,845.28 : 1,146,566.52 = 448,872.06 : x
  2. Step 2: Convert to fraction form
    830,845.28/1,146,566.52 = 448,872.06/x
  3. Step 3: Cross multiply
    830,845.28x = 1,146,566.52 × 448,872.06
  4. Step 4: Simplify right side
    830,845.28x = 514,661,675,759.43
  5. Step 5: Solve for x
    x = 514,661,675,759.43/830,845.28
  6. Step 6: Final answer
    x = 619,443.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.