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Finding the Fourth Proportional to 252,649.74, 348,715.28 and 166,624.30

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Solution

The fourth proportional to 252,649.74, 348,715.28 and 166,624.30 is: 229,980.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,649.74 : 348,715.28 = 166,624.30 : x
  2. Step 2: Convert to fraction form
    252,649.74/348,715.28 = 166,624.30/x
  3. Step 3: Cross multiply
    252,649.74x = 348,715.28 × 166,624.30
  4. Step 4: Simplify right side
    252,649.74x = 58,104,439,429.30
  5. Step 5: Solve for x
    x = 58,104,439,429.30/252,649.74
  6. Step 6: Final answer
    x = 229,980.21

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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.