Home / 339,215.40-468,126.18-186,263.46

Finding the Fourth Proportional to 339,215.40, 468,126.18 and 186,263.46

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Solution

The fourth proportional to 339,215.40, 468,126.18 and 186,263.46 is: 257,048.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,215.40 : 468,126.18 = 186,263.46 : x
  2. Step 2: Convert to fraction form
    339,215.40/468,126.18 = 186,263.46/x
  3. Step 3: Cross multiply
    339,215.40x = 468,126.18 × 186,263.46
  4. Step 4: Simplify right side
    339,215.40x = 87,194,802,003.38
  5. Step 5: Solve for x
    x = 87,194,802,003.38/339,215.40
  6. Step 6: Final answer
    x = 257,048.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.