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Finding the Fourth Proportional to 316,327.02, 474,496.02 and 116,544.57

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Solution

The fourth proportional to 316,327.02, 474,496.02 and 116,544.57 is: 174,818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,327.02 : 474,496.02 = 116,544.57 : x
  2. Step 2: Convert to fraction form
    316,327.02/474,496.02 = 116,544.57/x
  3. Step 3: Cross multiply
    316,327.02x = 474,496.02 × 116,544.57
  4. Step 4: Simplify right side
    316,327.02x = 55,299,934,617.61
  5. Step 5: Solve for x
    x = 55,299,934,617.61/316,327.02
  6. Step 6: Final answer
    x = 174,818.88

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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.