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Finding the Fourth Proportional to 461,380.86, 692,107.50 and 124,416.42

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Solution

The fourth proportional to 461,380.86, 692,107.50 and 124,416.42 is: 186,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,380.86 : 692,107.50 = 124,416.42 : x
  2. Step 2: Convert to fraction form
    461,380.86/692,107.50 = 124,416.42/x
  3. Step 3: Cross multiply
    461,380.86x = 692,107.50 × 124,416.42
  4. Step 4: Simplify right side
    461,380.86x = 86,109,537,405.15
  5. Step 5: Solve for x
    x = 86,109,537,405.15/461,380.86
  6. Step 6: Final answer
    x = 186,634.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.