Home / 988,766.92-1,364,568.26-559,051.24

Finding the Fourth Proportional to 988,766.92, 1,364,568.26 and 559,051.24

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Solution

The fourth proportional to 988,766.92, 1,364,568.26 and 559,051.24 is: 771,530.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,766.92 : 1,364,568.26 = 559,051.24 : x
  2. Step 2: Convert to fraction form
    988,766.92/1,364,568.26 = 559,051.24/x
  3. Step 3: Cross multiply
    988,766.92x = 1,364,568.26 × 559,051.24
  4. Step 4: Simplify right side
    988,766.92x = 762,863,577,817.64
  5. Step 5: Solve for x
    x = 762,863,577,817.64/988,766.92
  6. Step 6: Final answer
    x = 771,530.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.