Home / 332,926.56-459,385.02-189,689.40

Finding the Fourth Proportional to 332,926.56, 459,385.02 and 189,689.40

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Solution

The fourth proportional to 332,926.56, 459,385.02 and 189,689.40 is: 261,740.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,926.56 : 459,385.02 = 189,689.40 : x
  2. Step 2: Convert to fraction form
    332,926.56/459,385.02 = 189,689.40/x
  3. Step 3: Cross multiply
    332,926.56x = 459,385.02 × 189,689.40
  4. Step 4: Simplify right side
    332,926.56x = 87,140,468,812.79
  5. Step 5: Solve for x
    x = 87,140,468,812.79/332,926.56
  6. Step 6: Final answer
    x = 261,740.81

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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.