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Finding the Fourth Proportional to 359,073.24, 495,491.94 and 208,179.96

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Solution

The fourth proportional to 359,073.24, 495,491.94 and 208,179.96 is: 287,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,073.24 : 495,491.94 = 208,179.96 : x
  2. Step 2: Convert to fraction form
    359,073.24/495,491.94 = 208,179.96/x
  3. Step 3: Cross multiply
    359,073.24x = 495,491.94 × 208,179.96
  4. Step 4: Simplify right side
    359,073.24x = 103,151,492,249.52
  5. Step 5: Solve for x
    x = 103,151,492,249.52/359,073.24
  6. Step 6: Final answer
    x = 287,271.46

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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.