Home / 316,478.04-436,740.26-173,246.85

Finding the Fourth Proportional to 316,478.04, 436,740.26 and 173,246.85

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Solution

The fourth proportional to 316,478.04, 436,740.26 and 173,246.85 is: 239,080.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,478.04 : 436,740.26 = 173,246.85 : x
  2. Step 2: Convert to fraction form
    316,478.04/436,740.26 = 173,246.85/x
  3. Step 3: Cross multiply
    316,478.04x = 436,740.26 × 173,246.85
  4. Step 4: Simplify right side
    316,478.04x = 75,663,873,446.95
  5. Step 5: Solve for x
    x = 75,663,873,446.95/316,478.04
  6. Step 6: Final answer
    x = 239,080.96

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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.