Home / 649,299.19-896,121.87-373,651.37

Finding the Fourth Proportional to 649,299.19, 896,121.87 and 373,651.37

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Solution

The fourth proportional to 649,299.19, 896,121.87 and 373,651.37 is: 515,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,299.19 : 896,121.87 = 373,651.37 : x
  2. Step 2: Convert to fraction form
    649,299.19/896,121.87 = 373,651.37/x
  3. Step 3: Cross multiply
    649,299.19x = 896,121.87 × 373,651.37
  4. Step 4: Simplify right side
    649,299.19x = 334,837,164,412.46
  5. Step 5: Solve for x
    x = 334,837,164,412.46/649,299.19
  6. Step 6: Final answer
    x = 515,690.10

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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.