Home / 502,038.20-753,290.26-186,604.60

Finding the Fourth Proportional to 502,038.20, 753,290.26 and 186,604.60

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Solution

The fourth proportional to 502,038.20, 753,290.26 and 186,604.60 is: 279,993.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,038.20 : 753,290.26 = 186,604.60 : x
  2. Step 2: Convert to fraction form
    502,038.20/753,290.26 = 186,604.60/x
  3. Step 3: Cross multiply
    502,038.20x = 753,290.26 × 186,604.60
  4. Step 4: Simplify right side
    502,038.20x = 140,567,427,651.20
  5. Step 5: Solve for x
    x = 140,567,427,651.20/502,038.20
  6. Step 6: Final answer
    x = 279,993.49

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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.