Home / 414,545.32-620,821.50-236,512.58

Finding the Fourth Proportional to 414,545.32, 620,821.50 and 236,512.58

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Solution

The fourth proportional to 414,545.32, 620,821.50 and 236,512.58 is: 354,200.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,545.32 : 620,821.50 = 236,512.58 : x
  2. Step 2: Convert to fraction form
    414,545.32/620,821.50 = 236,512.58/x
  3. Step 3: Cross multiply
    414,545.32x = 620,821.50 × 236,512.58
  4. Step 4: Simplify right side
    414,545.32x = 146,832,096,929.41
  5. Step 5: Solve for x
    x = 146,832,096,929.41/414,545.32
  6. Step 6: Final answer
    x = 354,200.35

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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.