Home / 317,788.79-438,551.42-174,552.03

Finding the Fourth Proportional to 317,788.79, 438,551.42 and 174,552.03

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Solution

The fourth proportional to 317,788.79, 438,551.42 and 174,552.03 is: 240,883.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,788.79 : 438,551.42 = 174,552.03 : x
  2. Step 2: Convert to fraction form
    317,788.79/438,551.42 = 174,552.03/x
  3. Step 3: Cross multiply
    317,788.79x = 438,551.42 × 174,552.03
  4. Step 4: Simplify right side
    317,788.79x = 76,550,039,747.62
  5. Step 5: Solve for x
    x = 76,550,039,747.62/317,788.79
  6. Step 6: Final answer
    x = 240,883.39

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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.