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Finding the Fourth Proportional to 609,933, 841,739.88 and 338,030.56

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Solution

The fourth proportional to 609,933, 841,739.88 and 338,030.56 is: 466,500.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,933 : 841,739.88 = 338,030.56 : x
  2. Step 2: Convert to fraction form
    609,933/841,739.88 = 338,030.56/x
  3. Step 3: Cross multiply
    609,933x = 841,739.88 × 338,030.56
  4. Step 4: Simplify right side
    609,933x = 284,533,803,010.73
  5. Step 5: Solve for x
    x = 284,533,803,010.73/609,933
  6. Step 6: Final answer
    x = 466,500.10

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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.