Home / 889,154.54-1,333,735.31-215,234.76

Finding the Fourth Proportional to 889,154.54, 1,333,735.31 and 215,234.76

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Solution

The fourth proportional to 889,154.54, 1,333,735.31 and 215,234.76 is: 322,852.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,154.54 : 1,333,735.31 = 215,234.76 : x
  2. Step 2: Convert to fraction form
    889,154.54/1,333,735.31 = 215,234.76/x
  3. Step 3: Cross multiply
    889,154.54x = 1,333,735.31 × 215,234.76
  4. Step 4: Simplify right side
    889,154.54x = 287,066,195,344.43
  5. Step 5: Solve for x
    x = 287,066,195,344.43/889,154.54
  6. Step 6: Final answer
    x = 322,852.98

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1.5x scale

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.