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Finding the Fourth Proportional to 223,897.01, 308,651.47 and 170,088.62

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Solution

The fourth proportional to 223,897.01, 308,651.47 and 170,088.62 is: 234,474.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,897.01 : 308,651.47 = 170,088.62 : x
  2. Step 2: Convert to fraction form
    223,897.01/308,651.47 = 170,088.62/x
  3. Step 3: Cross multiply
    223,897.01x = 308,651.47 × 170,088.62
  4. Step 4: Simplify right side
    223,897.01x = 52,498,100,624.79
  5. Step 5: Solve for x
    x = 52,498,100,624.79/223,897.01
  6. Step 6: Final answer
    x = 234,474.32

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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.