Home / 821,595.25-1,133,793.70-459,081.55

Finding the Fourth Proportional to 821,595.25, 1,133,793.70 and 459,081.55

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Solution

The fourth proportional to 821,595.25, 1,133,793.70 and 459,081.55 is: 633,528.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,595.25 : 1,133,793.70 = 459,081.55 : x
  2. Step 2: Convert to fraction form
    821,595.25/1,133,793.70 = 459,081.55/x
  3. Step 3: Cross multiply
    821,595.25x = 1,133,793.70 × 459,081.55
  4. Step 4: Simplify right side
    821,595.25x = 520,503,769,176.24
  5. Step 5: Solve for x
    x = 520,503,769,176.24/821,595.25
  6. Step 6: Final answer
    x = 633,528.21

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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.