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Finding the Fourth Proportional to 192,034.60, 288,051.90 and 176,828.20

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Solution

The fourth proportional to 192,034.60, 288,051.90 and 176,828.20 is: 265,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,034.60 : 288,051.90 = 176,828.20 : x
  2. Step 2: Convert to fraction form
    192,034.60/288,051.90 = 176,828.20/x
  3. Step 3: Cross multiply
    192,034.60x = 288,051.90 × 176,828.20
  4. Step 4: Simplify right side
    192,034.60x = 50,935,698,983.58
  5. Step 5: Solve for x
    x = 50,935,698,983.58/192,034.60
  6. Step 6: Final answer
    x = 265,242.30

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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.