Home / 514,289.08-770,753.22-372,610.36

Finding the Fourth Proportional to 514,289.08, 770,753.22 and 372,610.36

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Solution

The fourth proportional to 514,289.08, 770,753.22 and 372,610.36 is: 558,422.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,289.08 : 770,753.22 = 372,610.36 : x
  2. Step 2: Convert to fraction form
    514,289.08/770,753.22 = 372,610.36/x
  3. Step 3: Cross multiply
    514,289.08x = 770,753.22 × 372,610.36
  4. Step 4: Simplify right side
    514,289.08x = 287,190,634,775.36
  5. Step 5: Solve for x
    x = 287,190,634,775.36/514,289.08
  6. Step 6: Final answer
    x = 558,422.58

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1.5x scale

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.