Home / 752,417.73-1,038,366.41-412,898.13

Finding the Fourth Proportional to 752,417.73, 1,038,366.41 and 412,898.13

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Solution

The fourth proportional to 752,417.73, 1,038,366.41 and 412,898.13 is: 569,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,417.73 : 1,038,366.41 = 412,898.13 : x
  2. Step 2: Convert to fraction form
    752,417.73/1,038,366.41 = 412,898.13/x
  3. Step 3: Cross multiply
    752,417.73x = 1,038,366.41 × 412,898.13
  4. Step 4: Simplify right side
    752,417.73x = 428,739,546,879.32
  5. Step 5: Solve for x
    x = 428,739,546,879.32/752,417.73
  6. Step 6: Final answer
    x = 569,815.85

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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.