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Finding the Fourth Proportional to 468,675.32, 703,034.58 and 153,133.88

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Solution

The fourth proportional to 468,675.32, 703,034.58 and 153,133.88 is: 229,707.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,675.32 : 703,034.58 = 153,133.88 : x
  2. Step 2: Convert to fraction form
    468,675.32/703,034.58 = 153,133.88/x
  3. Step 3: Cross multiply
    468,675.32x = 703,034.58 × 153,133.88
  4. Step 4: Simplify right side
    468,675.32x = 107,658,413,009.57
  5. Step 5: Solve for x
    x = 107,658,413,009.57/468,675.32
  6. Step 6: Final answer
    x = 229,707.88

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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.