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Finding the Fourth Proportional to 296,118.43, 408,643.45 and 160,152.39

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Solution

The fourth proportional to 296,118.43, 408,643.45 and 160,152.39 is: 221,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,118.43 : 408,643.45 = 160,152.39 : x
  2. Step 2: Convert to fraction form
    296,118.43/408,643.45 = 160,152.39/x
  3. Step 3: Cross multiply
    296,118.43x = 408,643.45 × 160,152.39
  4. Step 4: Simplify right side
    296,118.43x = 65,445,224,774.96
  5. Step 5: Solve for x
    x = 65,445,224,774.96/296,118.43
  6. Step 6: Final answer
    x = 221,010.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.