Home / 306,535.34-459,205.14-173,011.70

Finding the Fourth Proportional to 306,535.34, 459,205.14 and 173,011.70

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Solution

The fourth proportional to 306,535.34, 459,205.14 and 173,011.70 is: 259,180.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,535.34 : 459,205.14 = 173,011.70 : x
  2. Step 2: Convert to fraction form
    306,535.34/459,205.14 = 173,011.70/x
  3. Step 3: Cross multiply
    306,535.34x = 459,205.14 × 173,011.70
  4. Step 4: Simplify right side
    306,535.34x = 79,447,861,920.14
  5. Step 5: Solve for x
    x = 79,447,861,920.14/306,535.34
  6. Step 6: Final answer
    x = 259,180.11

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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.