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Finding the Fourth Proportional to 606,172.64, 909,258.94 and 269,134.06

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Solution

The fourth proportional to 606,172.64, 909,258.94 and 269,134.06 is: 403,701.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,172.64 : 909,258.94 = 269,134.06 : x
  2. Step 2: Convert to fraction form
    606,172.64/909,258.94 = 269,134.06/x
  3. Step 3: Cross multiply
    606,172.64x = 909,258.94 × 269,134.06
  4. Step 4: Simplify right side
    606,172.64x = 244,712,550,113.50
  5. Step 5: Solve for x
    x = 244,712,550,113.50/606,172.64
  6. Step 6: Final answer
    x = 403,701.08

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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.