Home / 414,136.49-571,609.83-253,126.51

Finding the Fourth Proportional to 414,136.49, 571,609.83 and 253,126.51

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Solution

The fourth proportional to 414,136.49, 571,609.83 and 253,126.51 is: 349,376.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,136.49 : 571,609.83 = 253,126.51 : x
  2. Step 2: Convert to fraction form
    414,136.49/571,609.83 = 253,126.51/x
  3. Step 3: Cross multiply
    414,136.49x = 571,609.83 × 253,126.51
  4. Step 4: Simplify right side
    414,136.49x = 144,689,600,869.79
  5. Step 5: Solve for x
    x = 144,689,600,869.79/414,136.49
  6. Step 6: Final answer
    x = 349,376.61

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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.