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Finding the Fourth Proportional to 212,293.44, 292,965.44 and 116,806.28

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Solution

The fourth proportional to 212,293.44, 292,965.44 and 116,806.28 is: 161,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,293.44 : 292,965.44 = 116,806.28 : x
  2. Step 2: Convert to fraction form
    212,293.44/292,965.44 = 116,806.28/x
  3. Step 3: Cross multiply
    212,293.44x = 292,965.44 × 116,806.28
  4. Step 4: Simplify right side
    212,293.44x = 34,220,201,166.10
  5. Step 5: Solve for x
    x = 34,220,201,166.10/212,293.44
  6. Step 6: Final answer
    x = 161,192.93

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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.