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Finding the Fourth Proportional to 262,302.87, 362,005.98 and 160,388.06

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Solution

The fourth proportional to 262,302.87, 362,005.98 and 160,388.06 is: 221,352.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,302.87 : 362,005.98 = 160,388.06 : x
  2. Step 2: Convert to fraction form
    262,302.87/362,005.98 = 160,388.06/x
  3. Step 3: Cross multiply
    262,302.87x = 362,005.98 × 160,388.06
  4. Step 4: Simplify right side
    262,302.87x = 58,061,436,840.60
  5. Step 5: Solve for x
    x = 58,061,436,840.60/262,302.87
  6. Step 6: Final answer
    x = 221,352.66

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1.5x scale

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.