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Finding the Fourth Proportional to 404,768.08, 607,041.20 and 152,029.04

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Solution

The fourth proportional to 404,768.08, 607,041.20 and 152,029.04 is: 228,001.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,768.08 : 607,041.20 = 152,029.04 : x
  2. Step 2: Convert to fraction form
    404,768.08/607,041.20 = 152,029.04/x
  3. Step 3: Cross multiply
    404,768.08x = 607,041.20 × 152,029.04
  4. Step 4: Simplify right side
    404,768.08x = 92,287,890,876.45
  5. Step 5: Solve for x
    x = 92,287,890,876.45/404,768.08
  6. Step 6: Final answer
    x = 228,001.90

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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.