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Finding the Fourth Proportional to 359,036.35, 495,463.64 and 195,694.45

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Solution

The fourth proportional to 359,036.35, 495,463.64 and 195,694.45 is: 270,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,036.35 : 495,463.64 = 195,694.45 : x
  2. Step 2: Convert to fraction form
    359,036.35/495,463.64 = 195,694.45/x
  3. Step 3: Cross multiply
    359,036.35x = 495,463.64 × 195,694.45
  4. Step 4: Simplify right side
    359,036.35x = 96,959,482,307.67
  5. Step 5: Solve for x
    x = 96,959,482,307.67/359,036.35
  6. Step 6: Final answer
    x = 270,054.78

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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.