Home / 320,126.96-441,770.28-176,884.40

Finding the Fourth Proportional to 320,126.96, 441,770.28 and 176,884.40

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Solution

The fourth proportional to 320,126.96, 441,770.28 and 176,884.40 is: 244,097.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,126.96 : 441,770.28 = 176,884.40 : x
  2. Step 2: Convert to fraction form
    320,126.96/441,770.28 = 176,884.40/x
  3. Step 3: Cross multiply
    320,126.96x = 441,770.28 × 176,884.40
  4. Step 4: Simplify right side
    320,126.96x = 78,142,270,915.63
  5. Step 5: Solve for x
    x = 78,142,270,915.63/320,126.96
  6. Step 6: Final answer
    x = 244,097.75

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1.5x scale

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.