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Finding the Fourth Proportional to 223,903.40, 308,660.27 and 170,095.02

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Solution

The fourth proportional to 223,903.40, 308,660.27 and 170,095.02 is: 234,483.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,903.40 : 308,660.27 = 170,095.02 : x
  2. Step 2: Convert to fraction form
    223,903.40/308,660.27 = 170,095.02/x
  3. Step 3: Cross multiply
    223,903.40x = 308,660.27 × 170,095.02
  4. Step 4: Simplify right side
    223,903.40x = 52,501,573,948.38
  5. Step 5: Solve for x
    x = 52,501,573,948.38/223,903.40
  6. Step 6: Final answer
    x = 234,483.15

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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.