Home / 317,917.53-438,725.84-174,677.22

Finding the Fourth Proportional to 317,917.53, 438,725.84 and 174,677.22

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Solution

The fourth proportional to 317,917.53, 438,725.84 and 174,677.22 is: 241,054.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,917.53 : 438,725.84 = 174,677.22 : x
  2. Step 2: Convert to fraction form
    317,917.53/438,725.84 = 174,677.22/x
  3. Step 3: Cross multiply
    317,917.53x = 438,725.84 × 174,677.22
  4. Step 4: Simplify right side
    317,917.53x = 76,635,409,199.98
  5. Step 5: Solve for x
    x = 76,635,409,199.98/317,917.53
  6. Step 6: Final answer
    x = 241,054.37

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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.