Home / 784,361.16-1,176,406.37-207,988.50

Finding the Fourth Proportional to 784,361.16, 1,176,406.37 and 207,988.50

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Solution

The fourth proportional to 784,361.16, 1,176,406.37 and 207,988.50 is: 311,946.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,361.16 : 1,176,406.37 = 207,988.50 : x
  2. Step 2: Convert to fraction form
    784,361.16/1,176,406.37 = 207,988.50/x
  3. Step 3: Cross multiply
    784,361.16x = 1,176,406.37 × 207,988.50
  4. Step 4: Simplify right side
    784,361.16x = 244,678,996,286.75
  5. Step 5: Solve for x
    x = 244,678,996,286.75/784,361.16
  6. Step 6: Final answer
    x = 311,946.85

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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.