Home / 939,894.62-1,297,055.58-510,174.68

Finding the Fourth Proportional to 939,894.62, 1,297,055.58 and 510,174.68

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Solution

The fourth proportional to 939,894.62, 1,297,055.58 and 510,174.68 is: 704,041.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,894.62 : 1,297,055.58 = 510,174.68 : x
  2. Step 2: Convert to fraction form
    939,894.62/1,297,055.58 = 510,174.68/x
  3. Step 3: Cross multiply
    939,894.62x = 1,297,055.58 × 510,174.68
  4. Step 4: Simplify right side
    939,894.62x = 661,724,915,468.72
  5. Step 5: Solve for x
    x = 661,724,915,468.72/939,894.62
  6. Step 6: Final answer
    x = 704,041.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.