Home / 434,599.20-651,434.40-181,815.84

Finding the Fourth Proportional to 434,599.20, 651,434.40 and 181,815.84

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Solution

The fourth proportional to 434,599.20, 651,434.40 and 181,815.84 is: 272,529.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,599.20 : 651,434.40 = 181,815.84 : x
  2. Step 2: Convert to fraction form
    434,599.20/651,434.40 = 181,815.84/x
  3. Step 3: Cross multiply
    434,599.20x = 651,434.40 × 181,815.84
  4. Step 4: Simplify right side
    434,599.20x = 118,441,092,640.90
  5. Step 5: Solve for x
    x = 118,441,092,640.90/434,599.20
  6. Step 6: Final answer
    x = 272,529.48

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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.