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Finding the Fourth Proportional to 229,017.92, 316,047.84 and 171,555.44

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Solution

The fourth proportional to 229,017.92, 316,047.84 and 171,555.44 is: 236,748.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,017.92 : 316,047.84 = 171,555.44 : x
  2. Step 2: Convert to fraction form
    229,017.92/316,047.84 = 171,555.44/x
  3. Step 3: Cross multiply
    229,017.92x = 316,047.84 × 171,555.44
  4. Step 4: Simplify right side
    229,017.92x = 54,219,726,252.25
  5. Step 5: Solve for x
    x = 54,219,726,252.25/229,017.92
  6. Step 6: Final answer
    x = 236,748.84

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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.