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Finding the Fourth Proportional to 468,702.54, 703,090.26 and 153,191.34

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Solution

The fourth proportional to 468,702.54, 703,090.26 and 153,191.34 is: 229,798.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,702.54 : 703,090.26 = 153,191.34 : x
  2. Step 2: Convert to fraction form
    468,702.54/703,090.26 = 153,191.34/x
  3. Step 3: Cross multiply
    468,702.54x = 703,090.26 × 153,191.34
  4. Step 4: Simplify right side
    468,702.54x = 107,707,339,070.35
  5. Step 5: Solve for x
    x = 107,707,339,070.35/468,702.54
  6. Step 6: Final answer
    x = 229,798.92

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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.