Home / 434,807.18-651,905.23-191,532.83

Finding the Fourth Proportional to 434,807.18, 651,905.23 and 191,532.83

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Solution

The fourth proportional to 434,807.18, 651,905.23 and 191,532.83 is: 287,164.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,807.18 : 651,905.23 = 191,532.83 : x
  2. Step 2: Convert to fraction form
    434,807.18/651,905.23 = 191,532.83/x
  3. Step 3: Cross multiply
    434,807.18x = 651,905.23 × 191,532.83
  4. Step 4: Simplify right side
    434,807.18x = 124,861,253,593.70
  5. Step 5: Solve for x
    x = 124,861,253,593.70/434,807.18
  6. Step 6: Final answer
    x = 287,164.65

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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.