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Finding the Fourth Proportional to 622,714.74, 859,048.04 and 598,572.66

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Solution

The fourth proportional to 622,714.74, 859,048.04 and 598,572.66 is: 825,743.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,714.74 : 859,048.04 = 598,572.66 : x
  2. Step 2: Convert to fraction form
    622,714.74/859,048.04 = 598,572.66/x
  3. Step 3: Cross multiply
    622,714.74x = 859,048.04 × 598,572.66
  4. Step 4: Simplify right side
    622,714.74x = 514,202,670,370.59
  5. Step 5: Solve for x
    x = 514,202,670,370.59/622,714.74
  6. Step 6: Final answer
    x = 825,743.53

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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.