Home / 986,096.37-1,479,366.23-312,217.95

Finding the Fourth Proportional to 986,096.37, 1,479,366.23 and 312,217.95

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Solution

The fourth proportional to 986,096.37, 1,479,366.23 and 312,217.95 is: 468,397.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,096.37 : 1,479,366.23 = 312,217.95 : x
  2. Step 2: Convert to fraction form
    986,096.37/1,479,366.23 = 312,217.95/x
  3. Step 3: Cross multiply
    986,096.37x = 1,479,366.23 × 312,217.95
  4. Step 4: Simplify right side
    986,096.37x = 461,884,690,068.74
  5. Step 5: Solve for x
    x = 461,884,690,068.74/986,096.37
  6. Step 6: Final answer
    x = 468,397.11

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1.5x scale

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.