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Finding the Fourth Proportional to 531,758.32, 797,228.60 and 275,316.03

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Solution

The fourth proportional to 531,758.32, 797,228.60 and 275,316.03 is: 412,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,758.32 : 797,228.60 = 275,316.03 : x
  2. Step 2: Convert to fraction form
    531,758.32/797,228.60 = 275,316.03/x
  3. Step 3: Cross multiply
    531,758.32x = 797,228.60 × 275,316.03
  4. Step 4: Simplify right side
    531,758.32x = 219,489,811,777.88
  5. Step 5: Solve for x
    x = 219,489,811,777.88/531,758.32
  6. Step 6: Final answer
    x = 412,762.35

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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.