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Finding the Fourth Proportional to 702,073.54, 968,467.77 and 430,273.14

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Solution

The fourth proportional to 702,073.54, 968,467.77 and 430,273.14 is: 593,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,073.54 : 968,467.77 = 430,273.14 : x
  2. Step 2: Convert to fraction form
    702,073.54/968,467.77 = 430,273.14/x
  3. Step 3: Cross multiply
    702,073.54x = 968,467.77 × 430,273.14
  4. Step 4: Simplify right side
    702,073.54x = 416,705,668,386.70
  5. Step 5: Solve for x
    x = 416,705,668,386.70/702,073.54
  6. Step 6: Final answer
    x = 593,535.64

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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.