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Finding the Fourth Proportional to 404,777.14, 607,054.80 and 152,038.10

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Solution

The fourth proportional to 404,777.14, 607,054.80 and 152,038.10 is: 228,015.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,777.14 : 607,054.80 = 152,038.10 : x
  2. Step 2: Convert to fraction form
    404,777.14/607,054.80 = 152,038.10/x
  3. Step 3: Cross multiply
    404,777.14x = 607,054.80 × 152,038.10
  4. Step 4: Simplify right side
    404,777.14x = 92,295,458,387.88
  5. Step 5: Solve for x
    x = 92,295,458,387.88/404,777.14
  6. Step 6: Final answer
    x = 228,015.49

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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.