Home / 434,532.80-651,799.20-292,815.20

Finding the Fourth Proportional to 434,532.80, 651,799.20 and 292,815.20

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Solution

The fourth proportional to 434,532.80, 651,799.20 and 292,815.20 is: 439,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,532.80 : 651,799.20 = 292,815.20 : x
  2. Step 2: Convert to fraction form
    434,532.80/651,799.20 = 292,815.20/x
  3. Step 3: Cross multiply
    434,532.80x = 651,799.20 × 292,815.20
  4. Step 4: Simplify right side
    434,532.80x = 190,856,713,107.84
  5. Step 5: Solve for x
    x = 190,856,713,107.84/434,532.80
  6. Step 6: Final answer
    x = 439,222.80

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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.