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Finding the Fourth Proportional to 464,758.18, 697,053.39 and 123,203.86

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Solution

The fourth proportional to 464,758.18, 697,053.39 and 123,203.86 is: 184,783.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,758.18 : 697,053.39 = 123,203.86 : x
  2. Step 2: Convert to fraction form
    464,758.18/697,053.39 = 123,203.86/x
  3. Step 3: Cross multiply
    464,758.18x = 697,053.39 × 123,203.86
  4. Step 4: Simplify right side
    464,758.18x = 85,879,668,274.09
  5. Step 5: Solve for x
    x = 85,879,668,274.09/464,758.18
  6. Step 6: Final answer
    x = 184,783.55

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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.