Home / 724,781.94-1,000,220.06-414,734.95

Finding the Fourth Proportional to 724,781.94, 1,000,220.06 and 414,734.95

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Solution

The fourth proportional to 724,781.94, 1,000,220.06 and 414,734.95 is: 572,346.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,781.94 : 1,000,220.06 = 414,734.95 : x
  2. Step 2: Convert to fraction form
    724,781.94/1,000,220.06 = 414,734.95/x
  3. Step 3: Cross multiply
    724,781.94x = 1,000,220.06 × 414,734.95
  4. Step 4: Simplify right side
    724,781.94x = 414,826,218,860.21
  5. Step 5: Solve for x
    x = 414,826,218,860.21/724,781.94
  6. Step 6: Final answer
    x = 572,346.24

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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.