Home / 831,619.71-1,147,373.24-508,993.47

Finding the Fourth Proportional to 831,619.71, 1,147,373.24 and 508,993.47

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Solution

The fourth proportional to 831,619.71, 1,147,373.24 and 508,993.47 is: 702,250.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,619.71 : 1,147,373.24 = 508,993.47 : x
  2. Step 2: Convert to fraction form
    831,619.71/1,147,373.24 = 508,993.47/x
  3. Step 3: Cross multiply
    831,619.71x = 1,147,373.24 × 508,993.47
  4. Step 4: Simplify right side
    831,619.71x = 584,005,484,267.78
  5. Step 5: Solve for x
    x = 584,005,484,267.78/831,619.71
  6. Step 6: Final answer
    x = 702,250.65

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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.