Home / 500,137.20-749,655.41-247,042.98

Finding the Fourth Proportional to 500,137.20, 749,655.41 and 247,042.98

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Solution

The fourth proportional to 500,137.20, 749,655.41 and 247,042.98 is: 370,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,137.20 : 749,655.41 = 247,042.98 : x
  2. Step 2: Convert to fraction form
    500,137.20/749,655.41 = 247,042.98/x
  3. Step 3: Cross multiply
    500,137.20x = 749,655.41 × 247,042.98
  4. Step 4: Simplify right side
    500,137.20x = 185,197,105,224.31
  5. Step 5: Solve for x
    x = 185,197,105,224.31/500,137.20
  6. Step 6: Final answer
    x = 370,292.60

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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.