Home / 996,479.10-1,494,718.65-690,900.53

Finding the Fourth Proportional to 996,479.10, 1,494,718.65 and 690,900.53

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Solution

The fourth proportional to 996,479.10, 1,494,718.65 and 690,900.53 is: 1,036,350.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,479.10 : 1,494,718.65 = 690,900.53 : x
  2. Step 2: Convert to fraction form
    996,479.10/1,494,718.65 = 690,900.53/x
  3. Step 3: Cross multiply
    996,479.10x = 1,494,718.65 × 690,900.53
  4. Step 4: Simplify right side
    996,479.10x = 1,032,701,900,012.29
  5. Step 5: Solve for x
    x = 1,032,701,900,012.29/996,479.10
  6. Step 6: Final answer
    x = 1,036,350.79

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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.