Home / 517,700.64-776,777.08-180,983.04

Finding the Fourth Proportional to 517,700.64, 776,777.08 and 180,983.04

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Solution

The fourth proportional to 517,700.64, 776,777.08 and 180,983.04 is: 271,553.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,700.64 : 776,777.08 = 180,983.04 : x
  2. Step 2: Convert to fraction form
    517,700.64/776,777.08 = 180,983.04/x
  3. Step 3: Cross multiply
    517,700.64x = 776,777.08 × 180,983.04
  4. Step 4: Simplify right side
    517,700.64x = 140,583,477,340.72
  5. Step 5: Solve for x
    x = 140,583,477,340.72/517,700.64
  6. Step 6: Final answer
    x = 271,553.61

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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.