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Finding the Fourth Proportional to 529,587.81, 731,426.56 and 410,173.97

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Solution

The fourth proportional to 529,587.81, 731,426.56 and 410,173.97 is: 566,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,587.81 : 731,426.56 = 410,173.97 : x
  2. Step 2: Convert to fraction form
    529,587.81/731,426.56 = 410,173.97/x
  3. Step 3: Cross multiply
    529,587.81x = 731,426.56 × 410,173.97
  4. Step 4: Simplify right side
    529,587.81x = 300,012,131,196.08
  5. Step 5: Solve for x
    x = 300,012,131,196.08/529,587.81
  6. Step 6: Final answer
    x = 566,501.20

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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.