Home / 439,831.80-659,618.10-173,503.80

Finding the Fourth Proportional to 439,831.80, 659,618.10 and 173,503.80

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Solution

The fourth proportional to 439,831.80, 659,618.10 and 173,503.80 is: 260,204.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,831.80 : 659,618.10 = 173,503.80 : x
  2. Step 2: Convert to fraction form
    439,831.80/659,618.10 = 173,503.80/x
  3. Step 3: Cross multiply
    439,831.80x = 659,618.10 × 173,503.80
  4. Step 4: Simplify right side
    439,831.80x = 114,446,246,898.78
  5. Step 5: Solve for x
    x = 114,446,246,898.78/439,831.80
  6. Step 6: Final answer
    x = 260,204.58

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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.