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Finding the Fourth Proportional to 707,241.06, 976,180.37 and 435,536.75

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Solution

The fourth proportional to 707,241.06, 976,180.37 and 435,536.75 is: 601,156.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,241.06 : 976,180.37 = 435,536.75 : x
  2. Step 2: Convert to fraction form
    707,241.06/976,180.37 = 435,536.75/x
  3. Step 3: Cross multiply
    707,241.06x = 976,180.37 × 435,536.75
  4. Step 4: Simplify right side
    707,241.06x = 425,162,418,705.01
  5. Step 5: Solve for x
    x = 425,162,418,705.01/707,241.06
  6. Step 6: Final answer
    x = 601,156.30

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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.