Home / 636,976.14-955,464.27-163,661.52

Finding the Fourth Proportional to 636,976.14, 955,464.27 and 163,661.52

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Solution

The fourth proportional to 636,976.14, 955,464.27 and 163,661.52 is: 245,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,976.14 : 955,464.27 = 163,661.52 : x
  2. Step 2: Convert to fraction form
    636,976.14/955,464.27 = 163,661.52/x
  3. Step 3: Cross multiply
    636,976.14x = 955,464.27 × 163,661.52
  4. Step 4: Simplify right side
    636,976.14x = 156,372,734,733.89
  5. Step 5: Solve for x
    x = 156,372,734,733.89/636,976.14
  6. Step 6: Final answer
    x = 245,492.30

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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.