Home / 821,666.08-1,133,896.08-459,123.04

Finding the Fourth Proportional to 821,666.08, 1,133,896.08 and 459,123.04

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Solution

The fourth proportional to 821,666.08, 1,133,896.08 and 459,123.04 is: 633,588.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,666.08 : 1,133,896.08 = 459,123.04 : x
  2. Step 2: Convert to fraction form
    821,666.08/1,133,896.08 = 459,123.04/x
  3. Step 3: Cross multiply
    821,666.08x = 1,133,896.08 × 459,123.04
  4. Step 4: Simplify right side
    821,666.08x = 520,597,815,293.68
  5. Step 5: Solve for x
    x = 520,597,815,293.68/821,666.08
  6. Step 6: Final answer
    x = 633,588.06

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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.