Home / 443,530.84-612,074.46-242,331.16

Finding the Fourth Proportional to 443,530.84, 612,074.46 and 242,331.16

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Solution

The fourth proportional to 443,530.84, 612,074.46 and 242,331.16 is: 334,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,530.84 : 612,074.46 = 242,331.16 : x
  2. Step 2: Convert to fraction form
    443,530.84/612,074.46 = 242,331.16/x
  3. Step 3: Cross multiply
    443,530.84x = 612,074.46 × 242,331.16
  4. Step 4: Simplify right side
    443,530.84x = 148,324,713,898.17
  5. Step 5: Solve for x
    x = 148,324,713,898.17/443,530.84
  6. Step 6: Final answer
    x = 334,418.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.