Home / 496,256.48-684,990.04-281,539.24

Finding the Fourth Proportional to 496,256.48, 684,990.04 and 281,539.24

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Solution

The fourth proportional to 496,256.48, 684,990.04 and 281,539.24 is: 388,612.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,256.48 : 684,990.04 = 281,539.24 : x
  2. Step 2: Convert to fraction form
    496,256.48/684,990.04 = 281,539.24/x
  3. Step 3: Cross multiply
    496,256.48x = 684,990.04 × 281,539.24
  4. Step 4: Simplify right side
    496,256.48x = 192,851,575,269.17
  5. Step 5: Solve for x
    x = 192,851,575,269.17/496,256.48
  6. Step 6: Final answer
    x = 388,612.71

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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.