Home / 316,558.26-436,892.13-180,561.06

Finding the Fourth Proportional to 316,558.26, 436,892.13 and 180,561.06

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Solution

The fourth proportional to 316,558.26, 436,892.13 and 180,561.06 is: 249,198.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,558.26 : 436,892.13 = 180,561.06 : x
  2. Step 2: Convert to fraction form
    316,558.26/436,892.13 = 180,561.06/x
  3. Step 3: Cross multiply
    316,558.26x = 436,892.13 × 180,561.06
  4. Step 4: Simplify right side
    316,558.26x = 78,885,706,098.46
  5. Step 5: Solve for x
    x = 78,885,706,098.46/316,558.26
  6. Step 6: Final answer
    x = 249,198.07

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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.