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Finding the Fourth Proportional to 707,723.35, 976,699.08 and 532,980.68

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Solution

The fourth proportional to 707,723.35, 976,699.08 and 532,980.68 is: 735,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,723.35 : 976,699.08 = 532,980.68 : x
  2. Step 2: Convert to fraction form
    707,723.35/976,699.08 = 532,980.68/x
  3. Step 3: Cross multiply
    707,723.35x = 976,699.08 × 532,980.68
  4. Step 4: Simplify right side
    707,723.35x = 520,561,734,930.28
  5. Step 5: Solve for x
    x = 520,561,734,930.28/707,723.35
  6. Step 6: Final answer
    x = 735,544.10

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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.