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Finding the Fourth Proportional to 504,487.56, 695,799.16 and 323,216.46

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Solution

The fourth proportional to 504,487.56, 695,799.16 and 323,216.46 is: 445,786.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,487.56 : 695,799.16 = 323,216.46 : x
  2. Step 2: Convert to fraction form
    504,487.56/695,799.16 = 323,216.46/x
  3. Step 3: Cross multiply
    504,487.56x = 695,799.16 × 323,216.46
  4. Step 4: Simplify right side
    504,487.56x = 224,893,742,376.23
  5. Step 5: Solve for x
    x = 224,893,742,376.23/504,487.56
  6. Step 6: Final answer
    x = 445,786.50

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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.