Home / 439,733.40-659,818.80-173,502.60

Finding the Fourth Proportional to 439,733.40, 659,818.80 and 173,502.60

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Solution

The fourth proportional to 439,733.40, 659,818.80 and 173,502.60 is: 260,340.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,733.40 : 659,818.80 = 173,502.60 : x
  2. Step 2: Convert to fraction form
    439,733.40/659,818.80 = 173,502.60/x
  3. Step 3: Cross multiply
    439,733.40x = 659,818.80 × 173,502.60
  4. Step 4: Simplify right side
    439,733.40x = 114,480,277,328.88
  5. Step 5: Solve for x
    x = 114,480,277,328.88/439,733.40
  6. Step 6: Final answer
    x = 260,340.19

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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.