Home / 941,086.40-1,411,629.60-542,955.20

Finding the Fourth Proportional to 941,086.40, 1,411,629.60 and 542,955.20

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Solution

The fourth proportional to 941,086.40, 1,411,629.60 and 542,955.20 is: 814,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,086.40 : 1,411,629.60 = 542,955.20 : x
  2. Step 2: Convert to fraction form
    941,086.40/1,411,629.60 = 542,955.20/x
  3. Step 3: Cross multiply
    941,086.40x = 1,411,629.60 × 542,955.20
  4. Step 4: Simplify right side
    941,086.40x = 766,451,631,793.92
  5. Step 5: Solve for x
    x = 766,451,631,793.92/941,086.40
  6. Step 6: Final answer
    x = 814,432.80

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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.