Home / 858,773.55-1,288,160.33-753,797.55

Finding the Fourth Proportional to 858,773.55, 1,288,160.33 and 753,797.55

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Solution

The fourth proportional to 858,773.55, 1,288,160.33 and 753,797.55 is: 1,130,696.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,773.55 : 1,288,160.33 = 753,797.55 : x
  2. Step 2: Convert to fraction form
    858,773.55/1,288,160.33 = 753,797.55/x
  3. Step 3: Cross multiply
    858,773.55x = 1,288,160.33 × 753,797.55
  4. Step 4: Simplify right side
    858,773.55x = 971,012,096,992.20
  5. Step 5: Solve for x
    x = 971,012,096,992.20/858,773.55
  6. Step 6: Final answer
    x = 1,130,696.33

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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.