Home / 686,775.68-1,030,118.40-237,392

Finding the Fourth Proportional to 686,775.68, 1,030,118.40 and 237,392

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Solution

The fourth proportional to 686,775.68, 1,030,118.40 and 237,392 is: 356,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,775.68 : 1,030,118.40 = 237,392 : x
  2. Step 2: Convert to fraction form
    686,775.68/1,030,118.40 = 237,392/x
  3. Step 3: Cross multiply
    686,775.68x = 1,030,118.40 × 237,392
  4. Step 4: Simplify right side
    686,775.68x = 244,541,867,212.80
  5. Step 5: Solve for x
    x = 244,541,867,212.80/686,775.68
  6. Step 6: Final answer
    x = 356,072.40

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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.