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Finding the Fourth Proportional to 223,666.38, 335,499.63 and 153,332.46

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Solution

The fourth proportional to 223,666.38, 335,499.63 and 153,332.46 is: 229,998.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,666.38 : 335,499.63 = 153,332.46 : x
  2. Step 2: Convert to fraction form
    223,666.38/335,499.63 = 153,332.46/x
  3. Step 3: Cross multiply
    223,666.38x = 335,499.63 × 153,332.46
  4. Step 4: Simplify right side
    223,666.38x = 51,442,983,596.99
  5. Step 5: Solve for x
    x = 51,442,983,596.99/223,666.38
  6. Step 6: Final answer
    x = 229,998.73

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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.