Home / 731,059.08-1,008,793.80-404,365.04

Finding the Fourth Proportional to 731,059.08, 1,008,793.80 and 404,365.04

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Solution

The fourth proportional to 731,059.08, 1,008,793.80 and 404,365.04 is: 557,986.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,059.08 : 1,008,793.80 = 404,365.04 : x
  2. Step 2: Convert to fraction form
    731,059.08/1,008,793.80 = 404,365.04/x
  3. Step 3: Cross multiply
    731,059.08x = 1,008,793.80 × 404,365.04
  4. Step 4: Simplify right side
    731,059.08x = 407,920,945,288.75
  5. Step 5: Solve for x
    x = 407,920,945,288.75/731,059.08
  6. Step 6: Final answer
    x = 557,986.29

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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.