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Finding the Fourth Proportional to 731,814.80, 1,097,203.80 and 332,646.80

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Solution

The fourth proportional to 731,814.80, 1,097,203.80 and 332,646.80 is: 498,734.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,814.80 : 1,097,203.80 = 332,646.80 : x
  2. Step 2: Convert to fraction form
    731,814.80/1,097,203.80 = 332,646.80/x
  3. Step 3: Cross multiply
    731,814.80x = 1,097,203.80 × 332,646.80
  4. Step 4: Simplify right side
    731,814.80x = 364,981,333,017.84
  5. Step 5: Solve for x
    x = 364,981,333,017.84/731,814.80
  6. Step 6: Final answer
    x = 498,734.56

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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.