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Finding the Fourth Proportional to 536,446.06, 740,308.60 and 294,744.30

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Solution

The fourth proportional to 536,446.06, 740,308.60 and 294,744.30 is: 406,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,446.06 : 740,308.60 = 294,744.30 : x
  2. Step 2: Convert to fraction form
    536,446.06/740,308.60 = 294,744.30/x
  3. Step 3: Cross multiply
    536,446.06x = 740,308.60 × 294,744.30
  4. Step 4: Simplify right side
    536,446.06x = 218,201,740,090.98
  5. Step 5: Solve for x
    x = 218,201,740,090.98/536,446.06
  6. Step 6: Final answer
    x = 406,754.30

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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.