Home / 838,232.47-1,257,536.19-305,753.52

Finding the Fourth Proportional to 838,232.47, 1,257,536.19 and 305,753.52

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Solution

The fourth proportional to 838,232.47, 1,257,536.19 and 305,753.52 is: 458,698.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,232.47 : 1,257,536.19 = 305,753.52 : x
  2. Step 2: Convert to fraction form
    838,232.47/1,257,536.19 = 305,753.52/x
  3. Step 3: Cross multiply
    838,232.47x = 1,257,536.19 × 305,753.52
  4. Step 4: Simplify right side
    838,232.47x = 384,496,116,619.89
  5. Step 5: Solve for x
    x = 384,496,116,619.89/838,232.47
  6. Step 6: Final answer
    x = 458,698.67

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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.