Home / 352,417.41-486,336.50-191,272.46

Finding the Fourth Proportional to 352,417.41, 486,336.50 and 191,272.46

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Solution

The fourth proportional to 352,417.41, 486,336.50 and 191,272.46 is: 263,956.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,417.41 : 486,336.50 = 191,272.46 : x
  2. Step 2: Convert to fraction form
    352,417.41/486,336.50 = 191,272.46/x
  3. Step 3: Cross multiply
    352,417.41x = 486,336.50 × 191,272.46
  4. Step 4: Simplify right side
    352,417.41x = 93,022,778,742.79
  5. Step 5: Solve for x
    x = 93,022,778,742.79/352,417.41
  6. Step 6: Final answer
    x = 263,956.25

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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.