Home / 316,246.28-436,416.26-173,004.66

Finding the Fourth Proportional to 316,246.28, 436,416.26 and 173,004.66

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Solution

The fourth proportional to 316,246.28, 436,416.26 and 173,004.66 is: 238,744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,246.28 : 436,416.26 = 173,004.66 : x
  2. Step 2: Convert to fraction form
    316,246.28/436,416.26 = 173,004.66/x
  3. Step 3: Cross multiply
    316,246.28x = 436,416.26 × 173,004.66
  4. Step 4: Simplify right side
    316,246.28x = 75,502,045,814.75
  5. Step 5: Solve for x
    x = 75,502,045,814.75/316,246.28
  6. Step 6: Final answer
    x = 238,744.46

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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.