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Finding the Fourth Proportional to 626,767.24, 940,030.62 and 177,379.60

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Solution

The fourth proportional to 626,767.24, 940,030.62 and 177,379.60 is: 266,035.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,767.24 : 940,030.62 = 177,379.60 : x
  2. Step 2: Convert to fraction form
    626,767.24/940,030.62 = 177,379.60/x
  3. Step 3: Cross multiply
    626,767.24x = 940,030.62 × 177,379.60
  4. Step 4: Simplify right side
    626,767.24x = 166,742,255,363.35
  5. Step 5: Solve for x
    x = 166,742,255,363.35/626,767.24
  6. Step 6: Final answer
    x = 266,035.37

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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.