Home / 499,623.40-749,435.10-441,886.60

Finding the Fourth Proportional to 499,623.40, 749,435.10 and 441,886.60

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Solution

The fourth proportional to 499,623.40, 749,435.10 and 441,886.60 is: 662,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,623.40 : 749,435.10 = 441,886.60 : x
  2. Step 2: Convert to fraction form
    499,623.40/749,435.10 = 441,886.60/x
  3. Step 3: Cross multiply
    499,623.40x = 749,435.10 × 441,886.60
  4. Step 4: Simplify right side
    499,623.40x = 331,165,328,259.66
  5. Step 5: Solve for x
    x = 331,165,328,259.66/499,623.40
  6. Step 6: Final answer
    x = 662,829.90

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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.