Home / 701,269.60-1,051,904.40-543,611.20

Finding the Fourth Proportional to 701,269.60, 1,051,904.40 and 543,611.20

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Solution

The fourth proportional to 701,269.60, 1,051,904.40 and 543,611.20 is: 815,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,269.60 : 1,051,904.40 = 543,611.20 : x
  2. Step 2: Convert to fraction form
    701,269.60/1,051,904.40 = 543,611.20/x
  3. Step 3: Cross multiply
    701,269.60x = 1,051,904.40 × 543,611.20
  4. Step 4: Simplify right side
    701,269.60x = 571,827,013,169.28
  5. Step 5: Solve for x
    x = 571,827,013,169.28/701,269.60
  6. Step 6: Final answer
    x = 815,416.80

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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.