Home / 822,059.56-1,233,111.21-289,459.45

Finding the Fourth Proportional to 822,059.56, 1,233,111.21 and 289,459.45

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Solution

The fourth proportional to 822,059.56, 1,233,111.21 and 289,459.45 is: 434,196.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,059.56 : 1,233,111.21 = 289,459.45 : x
  2. Step 2: Convert to fraction form
    822,059.56/1,233,111.21 = 289,459.45/x
  3. Step 3: Cross multiply
    822,059.56x = 1,233,111.21 × 289,459.45
  4. Step 4: Simplify right side
    822,059.56x = 356,935,692,635.44
  5. Step 5: Solve for x
    x = 356,935,692,635.44/822,059.56
  6. Step 6: Final answer
    x = 434,196.88

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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.