Home / 993,455.53-1,490,405.49-362,369.35

Finding the Fourth Proportional to 993,455.53, 1,490,405.49 and 362,369.35

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Solution

The fourth proportional to 993,455.53, 1,490,405.49 and 362,369.35 is: 543,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,455.53 : 1,490,405.49 = 362,369.35 : x
  2. Step 2: Convert to fraction form
    993,455.53/1,490,405.49 = 362,369.35/x
  3. Step 3: Cross multiply
    993,455.53x = 1,490,405.49 × 362,369.35
  4. Step 4: Simplify right side
    993,455.53x = 540,077,263,146.37
  5. Step 5: Solve for x
    x = 540,077,263,146.37/993,455.53
  6. Step 6: Final answer
    x = 543,635.06

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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.