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Finding the Fourth Proportional to 179,388,001.20, 251,313,262.80 and 179,388,001.20

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Solution

The fourth proportional to 179,388,001.20, 251,313,262.80 and 179,388,001.20 is: 251,313,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,388,001.20 : 251,313,262.80 = 179,388,001.20 : x
  2. Step 2: Convert to fraction form
    179,388,001.20/251,313,262.80 = 179,388,001.20/x
  3. Step 3: Cross multiply
    179,388,001.20x = 251,313,262.80 × 179,388,001.20
  4. Step 4: Simplify right side
    179,388,001.20x = 45,082,583,888,742,312
  5. Step 5: Solve for x
    x = 45,082,583,888,742,312/179,388,001.20
  6. Step 6: Final answer
    x = 251,313,262.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.