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Finding the Fourth Proportional to 359,103.64, 495,564.58 and 197,955.22

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Solution

The fourth proportional to 359,103.64, 495,564.58 and 197,955.22 is: 273,179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,103.64 : 495,564.58 = 197,955.22 : x
  2. Step 2: Convert to fraction form
    359,103.64/495,564.58 = 197,955.22/x
  3. Step 3: Cross multiply
    359,103.64x = 495,564.58 × 197,955.22
  4. Step 4: Simplify right side
    359,103.64x = 98,099,595,458.11
  5. Step 5: Solve for x
    x = 98,099,595,458.11/359,103.64
  6. Step 6: Final answer
    x = 273,179.06

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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.