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Finding the Fourth Proportional to 202,353.39, 279,256.70 and 116,340.26

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Solution

The fourth proportional to 202,353.39, 279,256.70 and 116,340.26 is: 160,554.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,353.39 : 279,256.70 = 116,340.26 : x
  2. Step 2: Convert to fraction form
    202,353.39/279,256.70 = 116,340.26/x
  3. Step 3: Cross multiply
    202,353.39x = 279,256.70 × 116,340.26
  4. Step 4: Simplify right side
    202,353.39x = 32,488,796,503.04
  5. Step 5: Solve for x
    x = 32,488,796,503.04/202,353.39
  6. Step 6: Final answer
    x = 160,554.75

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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.