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Finding the Fourth Proportional to 731,039.30, 1,094,590.65 and 731,039.30

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Solution

The fourth proportional to 731,039.30, 1,094,590.65 and 731,039.30 is: 1,094,590.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,039.30 : 1,094,590.65 = 731,039.30 : x
  2. Step 2: Convert to fraction form
    731,039.30/1,094,590.65 = 731,039.30/x
  3. Step 3: Cross multiply
    731,039.30x = 1,094,590.65 × 731,039.30
  4. Step 4: Simplify right side
    731,039.30x = 800,188,782,562.55
  5. Step 5: Solve for x
    x = 800,188,782,562.55/731,039.30
  6. Step 6: Final answer
    x = 1,094,590.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.