Home / 464,119.12-696,227.28-197,907.76

Finding the Fourth Proportional to 464,119.12, 696,227.28 and 197,907.76

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Solution

The fourth proportional to 464,119.12, 696,227.28 and 197,907.76 is: 296,882.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,119.12 : 696,227.28 = 197,907.76 : x
  2. Step 2: Convert to fraction form
    464,119.12/696,227.28 = 197,907.76/x
  3. Step 3: Cross multiply
    464,119.12x = 696,227.28 × 197,907.76
  4. Step 4: Simplify right side
    464,119.12x = 137,788,781,435.69
  5. Step 5: Solve for x
    x = 137,788,781,435.69/464,119.12
  6. Step 6: Final answer
    x = 296,882.36

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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.