Home / 439,827.40-659,741.10-262,534.60

Finding the Fourth Proportional to 439,827.40, 659,741.10 and 262,534.60

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Solution

The fourth proportional to 439,827.40, 659,741.10 and 262,534.60 is: 393,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,827.40 : 659,741.10 = 262,534.60 : x
  2. Step 2: Convert to fraction form
    439,827.40/659,741.10 = 262,534.60/x
  3. Step 3: Cross multiply
    439,827.40x = 659,741.10 × 262,534.60
  4. Step 4: Simplify right side
    439,827.40x = 173,204,865,792.06
  5. Step 5: Solve for x
    x = 173,204,865,792.06/439,827.40
  6. Step 6: Final answer
    x = 393,801.90

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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.