Home / 361,227.23-498,511.56-208,290.32

Finding the Fourth Proportional to 361,227.23, 498,511.56 and 208,290.32

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Solution

The fourth proportional to 361,227.23, 498,511.56 and 208,290.32 is: 287,451.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,227.23 : 498,511.56 = 208,290.32 : x
  2. Step 2: Convert to fraction form
    361,227.23/498,511.56 = 208,290.32/x
  3. Step 3: Cross multiply
    361,227.23x = 498,511.56 × 208,290.32
  4. Step 4: Simplify right side
    361,227.23x = 103,835,129,863.54
  5. Step 5: Solve for x
    x = 103,835,129,863.54/361,227.23
  6. Step 6: Final answer
    x = 287,451.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.