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Finding the Fourth Proportional to 622,537.20, 933,805.80 and 585,673.20

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Solution

The fourth proportional to 622,537.20, 933,805.80 and 585,673.20 is: 878,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,537.20 : 933,805.80 = 585,673.20 : x
  2. Step 2: Convert to fraction form
    622,537.20/933,805.80 = 585,673.20/x
  3. Step 3: Cross multiply
    622,537.20x = 933,805.80 × 585,673.20
  4. Step 4: Simplify right side
    622,537.20x = 546,905,031,064.56
  5. Step 5: Solve for x
    x = 546,905,031,064.56/622,537.20
  6. Step 6: Final answer
    x = 878,509.80

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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.