Home / 889,293.21-1,332,758.85-510,395.46

Finding the Fourth Proportional to 889,293.21, 1,332,758.85 and 510,395.46

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Solution

The fourth proportional to 889,293.21, 1,332,758.85 and 510,395.46 is: 764,915.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,293.21 : 1,332,758.85 = 510,395.46 : x
  2. Step 2: Convert to fraction form
    889,293.21/1,332,758.85 = 510,395.46/x
  3. Step 3: Cross multiply
    889,293.21x = 1,332,758.85 × 510,395.46
  4. Step 4: Simplify right side
    889,293.21x = 680,234,066,314.82
  5. Step 5: Solve for x
    x = 680,234,066,314.82/889,293.21
  6. Step 6: Final answer
    x = 764,915.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.