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Finding the Fourth Proportional to 702,537.78, 969,525.60 and 430,553.16

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Solution

The fourth proportional to 702,537.78, 969,525.60 and 430,553.16 is: 594,177.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,537.78 : 969,525.60 = 430,553.16 : x
  2. Step 2: Convert to fraction form
    702,537.78/969,525.60 = 430,553.16/x
  3. Step 3: Cross multiply
    702,537.78x = 969,525.60 × 430,553.16
  4. Step 4: Simplify right side
    702,537.78x = 417,432,310,780.90
  5. Step 5: Solve for x
    x = 417,432,310,780.90/702,537.78
  6. Step 6: Final answer
    x = 594,177.74

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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.