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Finding the Fourth Proportional to 575,372.86, 794,354.74 and 511,533.98

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Solution

The fourth proportional to 575,372.86, 794,354.74 and 511,533.98 is: 706,219.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,372.86 : 794,354.74 = 511,533.98 : x
  2. Step 2: Convert to fraction form
    575,372.86/794,354.74 = 511,533.98/x
  3. Step 3: Cross multiply
    575,372.86x = 794,354.74 × 511,533.98
  4. Step 4: Simplify right side
    575,372.86x = 406,339,443,880.53
  5. Step 5: Solve for x
    x = 406,339,443,880.53/575,372.86
  6. Step 6: Final answer
    x = 706,219.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.