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Finding the Fourth Proportional to 551,774.88, 827,603.52 and 341,356.32

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Solution

The fourth proportional to 551,774.88, 827,603.52 and 341,356.32 is: 511,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,774.88 : 827,603.52 = 341,356.32 : x
  2. Step 2: Convert to fraction form
    551,774.88/827,603.52 = 341,356.32/x
  3. Step 3: Cross multiply
    551,774.88x = 827,603.52 × 341,356.32
  4. Step 4: Simplify right side
    551,774.88x = 282,507,692,006.25
  5. Step 5: Solve for x
    x = 282,507,692,006.25/551,774.88
  6. Step 6: Final answer
    x = 511,998.10

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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.