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Finding the Fourth Proportional to 370,190.92, 555,216.36 and 180,460.84

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Solution

The fourth proportional to 370,190.92, 555,216.36 and 180,460.84 is: 270,657.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,190.92 : 555,216.36 = 180,460.84 : x
  2. Step 2: Convert to fraction form
    370,190.92/555,216.36 = 180,460.84/x
  3. Step 3: Cross multiply
    370,190.92x = 555,216.36 × 180,460.84
  4. Step 4: Simplify right side
    370,190.92x = 100,194,810,707.34
  5. Step 5: Solve for x
    x = 100,194,810,707.34/370,190.92
  6. Step 6: Final answer
    x = 270,657.13

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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.