Home / 821,588.08-1,133,770.66-459,014.66

Finding the Fourth Proportional to 821,588.08, 1,133,770.66 and 459,014.66

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Solution

The fourth proportional to 821,588.08, 1,133,770.66 and 459,014.66 is: 633,428.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,588.08 : 1,133,770.66 = 459,014.66 : x
  2. Step 2: Convert to fraction form
    821,588.08/1,133,770.66 = 459,014.66/x
  3. Step 3: Cross multiply
    821,588.08x = 1,133,770.66 × 459,014.66
  4. Step 4: Simplify right side
    821,588.08x = 520,417,354,017.88
  5. Step 5: Solve for x
    x = 520,417,354,017.88/821,588.08
  6. Step 6: Final answer
    x = 633,428.56

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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.