Home / 649,536.27-896,323.88-359,131.01

Finding the Fourth Proportional to 649,536.27, 896,323.88 and 359,131.01

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Solution

The fourth proportional to 649,536.27, 896,323.88 and 359,131.01 is: 495,580.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,536.27 : 896,323.88 = 359,131.01 : x
  2. Step 2: Convert to fraction form
    649,536.27/896,323.88 = 359,131.01/x
  3. Step 3: Cross multiply
    649,536.27x = 896,323.88 × 359,131.01
  4. Step 4: Simplify right side
    649,536.27x = 321,897,694,034.24
  5. Step 5: Solve for x
    x = 321,897,694,034.24/649,536.27
  6. Step 6: Final answer
    x = 495,580.78

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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.