Home / 993,465.60-1,490,198.40-757,269.60

Finding the Fourth Proportional to 993,465.60, 1,490,198.40 and 757,269.60

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Solution

The fourth proportional to 993,465.60, 1,490,198.40 and 757,269.60 is: 1,135,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,465.60 : 1,490,198.40 = 757,269.60 : x
  2. Step 2: Convert to fraction form
    993,465.60/1,490,198.40 = 757,269.60/x
  3. Step 3: Cross multiply
    993,465.60x = 1,490,198.40 × 757,269.60
  4. Step 4: Simplify right side
    993,465.60x = 1,128,481,946,288.64
  5. Step 5: Solve for x
    x = 1,128,481,946,288.64/993,465.60
  6. Step 6: Final answer
    x = 1,135,904.40

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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.