Home / 996,461.10-1,494,691.65-659,881.80

Finding the Fourth Proportional to 996,461.10, 1,494,691.65 and 659,881.80

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Solution

The fourth proportional to 996,461.10, 1,494,691.65 and 659,881.80 is: 989,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,461.10 : 1,494,691.65 = 659,881.80 : x
  2. Step 2: Convert to fraction form
    996,461.10/1,494,691.65 = 659,881.80/x
  3. Step 3: Cross multiply
    996,461.10x = 1,494,691.65 × 659,881.80
  4. Step 4: Simplify right side
    996,461.10x = 986,319,816,446.97
  5. Step 5: Solve for x
    x = 986,319,816,446.97/996,461.10
  6. Step 6: Final answer
    x = 989,822.70

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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.