Home / 462,000.40-693,045.96-192,072.76

Finding the Fourth Proportional to 462,000.40, 693,045.96 and 192,072.76

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Solution

The fourth proportional to 462,000.40, 693,045.96 and 192,072.76 is: 288,128.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,000.40 : 693,045.96 = 192,072.76 : x
  2. Step 2: Convert to fraction form
    462,000.40/693,045.96 = 192,072.76/x
  3. Step 3: Cross multiply
    462,000.40x = 693,045.96 × 192,072.76
  4. Step 4: Simplify right side
    462,000.40x = 133,115,250,344.05
  5. Step 5: Solve for x
    x = 133,115,250,344.05/462,000.40
  6. Step 6: Final answer
    x = 288,128.00

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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.