Home / 722,577.38-1,080,870.55-550,497.04

Finding the Fourth Proportional to 722,577.38, 1,080,870.55 and 550,497.04

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Solution

The fourth proportional to 722,577.38, 1,080,870.55 and 550,497.04 is: 823,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,577.38 : 1,080,870.55 = 550,497.04 : x
  2. Step 2: Convert to fraction form
    722,577.38/1,080,870.55 = 550,497.04/x
  3. Step 3: Cross multiply
    722,577.38x = 1,080,870.55 × 550,497.04
  4. Step 4: Simplify right side
    722,577.38x = 595,016,038,945.71
  5. Step 5: Solve for x
    x = 595,016,038,945.71/722,577.38
  6. Step 6: Final answer
    x = 823,463.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.