Home / 526,968.36-727,027.38-300,482.64

Finding the Fourth Proportional to 526,968.36, 727,027.38 and 300,482.64

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Solution

The fourth proportional to 526,968.36, 727,027.38 and 300,482.64 is: 414,558.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,968.36 : 727,027.38 = 300,482.64 : x
  2. Step 2: Convert to fraction form
    526,968.36/727,027.38 = 300,482.64/x
  3. Step 3: Cross multiply
    526,968.36x = 727,027.38 × 300,482.64
  4. Step 4: Simplify right side
    526,968.36x = 218,459,106,494.68
  5. Step 5: Solve for x
    x = 218,459,106,494.68/526,968.36
  6. Step 6: Final answer
    x = 414,558.30

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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.