Home / 992,387.52-1,487,907.60-504,871.49

Finding the Fourth Proportional to 992,387.52, 1,487,907.60 and 504,871.49

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Solution

The fourth proportional to 992,387.52, 1,487,907.60 and 504,871.49 is: 756,964.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,387.52 : 1,487,907.60 = 504,871.49 : x
  2. Step 2: Convert to fraction form
    992,387.52/1,487,907.60 = 504,871.49/x
  3. Step 3: Cross multiply
    992,387.52x = 1,487,907.60 × 504,871.49
  4. Step 4: Simplify right side
    992,387.52x = 751,202,119,554.79
  5. Step 5: Solve for x
    x = 751,202,119,554.79/992,387.52
  6. Step 6: Final answer
    x = 756,964.50

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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.