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Finding the Fourth Proportional to 207,261.64, 286,000.64 and 116,615.60

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Solution

The fourth proportional to 207,261.64, 286,000.64 and 116,615.60 is: 160,918.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,261.64 : 286,000.64 = 116,615.60 : x
  2. Step 2: Convert to fraction form
    207,261.64/286,000.64 = 116,615.60/x
  3. Step 3: Cross multiply
    207,261.64x = 286,000.64 × 116,615.60
  4. Step 4: Simplify right side
    207,261.64x = 33,352,136,233.98
  5. Step 5: Solve for x
    x = 33,352,136,233.98/207,261.64
  6. Step 6: Final answer
    x = 160,918.04

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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.