Home / 346,739.49-520,227.39-186,831.82

Finding the Fourth Proportional to 346,739.49, 520,227.39 and 186,831.82

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Solution

The fourth proportional to 346,739.49, 520,227.39 and 186,831.82 is: 280,311.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,739.49 : 520,227.39 = 186,831.82 : x
  2. Step 2: Convert to fraction form
    346,739.49/520,227.39 = 186,831.82/x
  3. Step 3: Cross multiply
    346,739.49x = 520,227.39 × 186,831.82
  4. Step 4: Simplify right side
    346,739.49x = 97,195,030,087.55
  5. Step 5: Solve for x
    x = 97,195,030,087.55/346,739.49
  6. Step 6: Final answer
    x = 280,311.39

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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.