Home / 277,277.14-382,643.61-149,952.74

Finding the Fourth Proportional to 277,277.14, 382,643.61 and 149,952.74

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Solution

The fourth proportional to 277,277.14, 382,643.61 and 149,952.74 is: 206,935.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,277.14 : 382,643.61 = 149,952.74 : x
  2. Step 2: Convert to fraction form
    277,277.14/382,643.61 = 149,952.74/x
  3. Step 3: Cross multiply
    277,277.14x = 382,643.61 × 149,952.74
  4. Step 4: Simplify right side
    277,277.14x = 57,378,457,762.99
  5. Step 5: Solve for x
    x = 57,378,457,762.99/277,277.14
  6. Step 6: Final answer
    x = 206,935.41

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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.