Home / 544,007.20-816,087.60-169,991.20

Finding the Fourth Proportional to 544,007.20, 816,087.60 and 169,991.20

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Solution

The fourth proportional to 544,007.20, 816,087.60 and 169,991.20 is: 255,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,007.20 : 816,087.60 = 169,991.20 : x
  2. Step 2: Convert to fraction form
    544,007.20/816,087.60 = 169,991.20/x
  3. Step 3: Cross multiply
    544,007.20x = 816,087.60 × 169,991.20
  4. Step 4: Simplify right side
    544,007.20x = 138,727,710,429.12
  5. Step 5: Solve for x
    x = 138,727,710,429.12/544,007.20
  6. Step 6: Final answer
    x = 255,010.80

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Double scale
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Similar ratio
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1.5x scale

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.