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Finding the Fourth Proportional to 223,313.60, 334,678.80 and 160,911.20

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Solution

The fourth proportional to 223,313.60, 334,678.80 and 160,911.20 is: 241,156.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,313.60 : 334,678.80 = 160,911.20 : x
  2. Step 2: Convert to fraction form
    223,313.60/334,678.80 = 160,911.20/x
  3. Step 3: Cross multiply
    223,313.60x = 334,678.80 × 160,911.20
  4. Step 4: Simplify right side
    223,313.60x = 53,853,567,322.56
  5. Step 5: Solve for x
    x = 53,853,567,322.56/223,313.60
  6. Step 6: Final answer
    x = 241,156.68

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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.