Home / 317,433.52-438,040.81-174,182.25

Finding the Fourth Proportional to 317,433.52, 438,040.81 and 174,182.25

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Solution

The fourth proportional to 317,433.52, 438,040.81 and 174,182.25 is: 240,361.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,433.52 : 438,040.81 = 174,182.25 : x
  2. Step 2: Convert to fraction form
    317,433.52/438,040.81 = 174,182.25/x
  3. Step 3: Cross multiply
    317,433.52x = 438,040.81 × 174,182.25
  4. Step 4: Simplify right side
    317,433.52x = 76,298,933,877.62
  5. Step 5: Solve for x
    x = 76,298,933,877.62/317,433.52
  6. Step 6: Final answer
    x = 240,361.93

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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.