Home / 791,982.40-1,187,973.60-223,362.40

Finding the Fourth Proportional to 791,982.40, 1,187,973.60 and 223,362.40

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Solution

The fourth proportional to 791,982.40, 1,187,973.60 and 223,362.40 is: 335,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,982.40 : 1,187,973.60 = 223,362.40 : x
  2. Step 2: Convert to fraction form
    791,982.40/1,187,973.60 = 223,362.40/x
  3. Step 3: Cross multiply
    791,982.40x = 1,187,973.60 × 223,362.40
  4. Step 4: Simplify right side
    791,982.40x = 265,348,634,432.64
  5. Step 5: Solve for x
    x = 265,348,634,432.64/791,982.40
  6. Step 6: Final answer
    x = 335,043.60

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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.