Home / 352,300.50-486,173.06-191,155.15

Finding the Fourth Proportional to 352,300.50, 486,173.06 and 191,155.15

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Solution

The fourth proportional to 352,300.50, 486,173.06 and 191,155.15 is: 263,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,300.50 : 486,173.06 = 191,155.15 : x
  2. Step 2: Convert to fraction form
    352,300.50/486,173.06 = 191,155.15/x
  3. Step 3: Cross multiply
    352,300.50x = 486,173.06 × 191,155.15
  4. Step 4: Simplify right side
    352,300.50x = 92,934,484,210.26
  5. Step 5: Solve for x
    x = 92,934,484,210.26/352,300.50
  6. Step 6: Final answer
    x = 263,793.22

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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.