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Finding the Fourth Proportional to 295,234.10, 442,921.43 and 95,554.47

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Solution

The fourth proportional to 295,234.10, 442,921.43 and 95,554.47 is: 143,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,234.10 : 442,921.43 = 95,554.47 : x
  2. Step 2: Convert to fraction form
    295,234.10/442,921.43 = 95,554.47/x
  3. Step 3: Cross multiply
    295,234.10x = 442,921.43 × 95,554.47
  4. Step 4: Simplify right side
    295,234.10x = 42,323,122,017.52
  5. Step 5: Solve for x
    x = 42,323,122,017.52/295,234.10
  6. Step 6: Final answer
    x = 143,354.45

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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.