Home / 873,970.90-1,206,194.79-492,072.10

Finding the Fourth Proportional to 873,970.90, 1,206,194.79 and 492,072.10

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Solution

The fourth proportional to 873,970.90, 1,206,194.79 and 492,072.10 is: 679,124.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,970.90 : 1,206,194.79 = 492,072.10 : x
  2. Step 2: Convert to fraction form
    873,970.90/1,206,194.79 = 492,072.10/x
  3. Step 3: Cross multiply
    873,970.90x = 1,206,194.79 × 492,072.10
  4. Step 4: Simplify right side
    873,970.90x = 593,534,802,154.14
  5. Step 5: Solve for x
    x = 593,534,802,154.14/873,970.90
  6. Step 6: Final answer
    x = 679,124.22

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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.