Home / 359,968.32-496,787.04-198,840.96

Finding the Fourth Proportional to 359,968.32, 496,787.04 and 198,840.96

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Solution

The fourth proportional to 359,968.32, 496,787.04 and 198,840.96 is: 274,417.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,968.32 : 496,787.04 = 198,840.96 : x
  2. Step 2: Convert to fraction form
    359,968.32/496,787.04 = 198,840.96/x
  3. Step 3: Cross multiply
    359,968.32x = 496,787.04 × 198,840.96
  4. Step 4: Simplify right side
    359,968.32x = 98,781,611,949.16
  5. Step 5: Solve for x
    x = 98,781,611,949.16/359,968.32
  6. Step 6: Final answer
    x = 274,417.52

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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.