Home / 316,941.44-437,382.56-173,698.32

Finding the Fourth Proportional to 316,941.44, 437,382.56 and 173,698.32

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Solution

The fourth proportional to 316,941.44, 437,382.56 and 173,698.32 is: 239,705.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,941.44 : 437,382.56 = 173,698.32 : x
  2. Step 2: Convert to fraction form
    316,941.44/437,382.56 = 173,698.32/x
  3. Step 3: Cross multiply
    316,941.44x = 437,382.56 × 173,698.32
  4. Step 4: Simplify right side
    316,941.44x = 75,972,615,869.30
  5. Step 5: Solve for x
    x = 75,972,615,869.30/316,941.44
  6. Step 6: Final answer
    x = 239,705.53

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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.