Home / 692,759.40-1,038,167.10-550,847.40

Finding the Fourth Proportional to 692,759.40, 1,038,167.10 and 550,847.40

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Solution

The fourth proportional to 692,759.40, 1,038,167.10 and 550,847.40 is: 825,498.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,759.40 : 1,038,167.10 = 550,847.40 : x
  2. Step 2: Convert to fraction form
    692,759.40/1,038,167.10 = 550,847.40/x
  3. Step 3: Cross multiply
    692,759.40x = 1,038,167.10 × 550,847.40
  4. Step 4: Simplify right side
    692,759.40x = 571,871,647,800.54
  5. Step 5: Solve for x
    x = 571,871,647,800.54/692,759.40
  6. Step 6: Final answer
    x = 825,498.21

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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.