Home / 277,499.13-382,629.57-205,006.91

Finding the Fourth Proportional to 277,499.13, 382,629.57 and 205,006.91

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Solution

The fourth proportional to 277,499.13, 382,629.57 and 205,006.91 is: 282,673.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,499.13 : 382,629.57 = 205,006.91 : x
  2. Step 2: Convert to fraction form
    277,499.13/382,629.57 = 205,006.91/x
  3. Step 3: Cross multiply
    277,499.13x = 382,629.57 × 205,006.91
  4. Step 4: Simplify right side
    277,499.13x = 78,441,703,907.18
  5. Step 5: Solve for x
    x = 78,441,703,907.18/277,499.13
  6. Step 6: Final answer
    x = 282,673.69

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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.