Home / 649,145.28-895,838.76-362,696.88

Finding the Fourth Proportional to 649,145.28, 895,838.76 and 362,696.88

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Solution

The fourth proportional to 649,145.28, 895,838.76 and 362,696.88 is: 500,531.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,145.28 : 895,838.76 = 362,696.88 : x
  2. Step 2: Convert to fraction form
    649,145.28/895,838.76 = 362,696.88/x
  3. Step 3: Cross multiply
    649,145.28x = 895,838.76 × 362,696.88
  4. Step 4: Simplify right side
    649,145.28x = 324,917,923,235.07
  5. Step 5: Solve for x
    x = 324,917,923,235.07/649,145.28
  6. Step 6: Final answer
    x = 500,531.90

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Double scale
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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.