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Finding the Fourth Proportional to 762,924.48, 1,052,592.48 and 440,592

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Solution

The fourth proportional to 762,924.48, 1,052,592.48 and 440,592 is: 607,876.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,924.48 : 1,052,592.48 = 440,592 : x
  2. Step 2: Convert to fraction form
    762,924.48/1,052,592.48 = 440,592/x
  3. Step 3: Cross multiply
    762,924.48x = 1,052,592.48 × 440,592
  4. Step 4: Simplify right side
    762,924.48x = 463,763,825,948.16
  5. Step 5: Solve for x
    x = 463,763,825,948.16/762,924.48
  6. Step 6: Final answer
    x = 607,876.45

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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.