Home / 1,338,522.08-2,007,808.80-327,652.64

Finding the Fourth Proportional to 1,338,522.08, 2,007,808.80 and 327,652.64

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Solution

The fourth proportional to 1,338,522.08, 2,007,808.80 and 327,652.64 is: 491,485.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,522.08 : 2,007,808.80 = 327,652.64 : x
  2. Step 2: Convert to fraction form
    1,338,522.08/2,007,808.80 = 327,652.64/x
  3. Step 3: Cross multiply
    1,338,522.08x = 2,007,808.80 × 327,652.64
  4. Step 4: Simplify right side
    1,338,522.08x = 657,863,853,935.23
  5. Step 5: Solve for x
    x = 657,863,853,935.23/1,338,522.08
  6. Step 6: Final answer
    x = 491,485.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.