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Finding the Fourth Proportional to 359,740.84, 496,429.32 and 198,592.42

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Solution

The fourth proportional to 359,740.84, 496,429.32 and 198,592.42 is: 274,050.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,740.84 : 496,429.32 = 198,592.42 : x
  2. Step 2: Convert to fraction form
    359,740.84/496,429.32 = 198,592.42/x
  3. Step 3: Cross multiply
    359,740.84x = 496,429.32 × 198,592.42
  4. Step 4: Simplify right side
    359,740.84x = 98,587,100,017.75
  5. Step 5: Solve for x
    x = 98,587,100,017.75/359,740.84
  6. Step 6: Final answer
    x = 274,050.34

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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.