Home / 316,244.37-436,420.68-173,001.34

Finding the Fourth Proportional to 316,244.37, 436,420.68 and 173,001.34

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Solution

The fourth proportional to 316,244.37, 436,420.68 and 173,001.34 is: 238,743.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,244.37 : 436,420.68 = 173,001.34 : x
  2. Step 2: Convert to fraction form
    316,244.37/436,420.68 = 173,001.34/x
  3. Step 3: Cross multiply
    316,244.37x = 436,420.68 × 173,001.34
  4. Step 4: Simplify right side
    316,244.37x = 75,501,359,885.62
  5. Step 5: Solve for x
    x = 75,501,359,885.62/316,244.37
  6. Step 6: Final answer
    x = 238,743.73

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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.