Home / 990,822.62-1,367,327.48-538,113.62

Finding the Fourth Proportional to 990,822.62, 1,367,327.48 and 538,113.62

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Solution

The fourth proportional to 990,822.62, 1,367,327.48 and 538,113.62 is: 742,592.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,822.62 : 1,367,327.48 = 538,113.62 : x
  2. Step 2: Convert to fraction form
    990,822.62/1,367,327.48 = 538,113.62/x
  3. Step 3: Cross multiply
    990,822.62x = 1,367,327.48 × 538,113.62
  4. Step 4: Simplify right side
    990,822.62x = 735,777,539,988.28
  5. Step 5: Solve for x
    x = 735,777,539,988.28/990,822.62
  6. Step 6: Final answer
    x = 742,592.59

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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.