Home / 538,089.75-742,597.54-296,372.25

Finding the Fourth Proportional to 538,089.75, 742,597.54 and 296,372.25

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Solution

The fourth proportional to 538,089.75, 742,597.54 and 296,372.25 is: 409,012.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,089.75 : 742,597.54 = 296,372.25 : x
  2. Step 2: Convert to fraction form
    538,089.75/742,597.54 = 296,372.25/x
  3. Step 3: Cross multiply
    538,089.75x = 742,597.54 × 296,372.25
  4. Step 4: Simplify right side
    538,089.75x = 220,085,303,033.33
  5. Step 5: Solve for x
    x = 220,085,303,033.33/538,089.75
  6. Step 6: Final answer
    x = 409,012.26

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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.