Home / 773,729.55-1,160,594.33-680,417.55

Finding the Fourth Proportional to 773,729.55, 1,160,594.33 and 680,417.55

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Solution

The fourth proportional to 773,729.55, 1,160,594.33 and 680,417.55 is: 1,020,626.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,729.55 : 1,160,594.33 = 680,417.55 : x
  2. Step 2: Convert to fraction form
    773,729.55/1,160,594.33 = 680,417.55/x
  3. Step 3: Cross multiply
    773,729.55x = 1,160,594.33 × 680,417.55
  4. Step 4: Simplify right side
    773,729.55x = 789,688,747,160.40
  5. Step 5: Solve for x
    x = 789,688,747,160.40/773,729.55
  6. Step 6: Final answer
    x = 1,020,626.33

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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.