Home / 980,660.14-1,353,420.83-593,688.85

Finding the Fourth Proportional to 980,660.14, 1,353,420.83 and 593,688.85

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Solution

The fourth proportional to 980,660.14, 1,353,420.83 and 593,688.85 is: 819,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,660.14 : 1,353,420.83 = 593,688.85 : x
  2. Step 2: Convert to fraction form
    980,660.14/1,353,420.83 = 593,688.85/x
  3. Step 3: Cross multiply
    980,660.14x = 1,353,420.83 × 593,688.85
  4. Step 4: Simplify right side
    980,660.14x = 803,510,856,128.75
  5. Step 5: Solve for x
    x = 803,510,856,128.75/980,660.14
  6. Step 6: Final answer
    x = 819,357.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.