Home / 872,267.67-1,203,552.89-509,621.46

Finding the Fourth Proportional to 872,267.67, 1,203,552.89 and 509,621.46

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Solution

The fourth proportional to 872,267.67, 1,203,552.89 and 509,621.46 is: 703,174.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,267.67 : 1,203,552.89 = 509,621.46 : x
  2. Step 2: Convert to fraction form
    872,267.67/1,203,552.89 = 509,621.46/x
  3. Step 3: Cross multiply
    872,267.67x = 1,203,552.89 × 509,621.46
  4. Step 4: Simplify right side
    872,267.67x = 613,356,380,989.02
  5. Step 5: Solve for x
    x = 613,356,380,989.02/872,267.67
  6. Step 6: Final answer
    x = 703,174.50

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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.