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Finding the Fourth Proportional to 567,054.30, 848,613.15 and 519,815.10

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Solution

The fourth proportional to 567,054.30, 848,613.15 and 519,815.10 is: 777,918.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,054.30 : 848,613.15 = 519,815.10 : x
  2. Step 2: Convert to fraction form
    567,054.30/848,613.15 = 519,815.10/x
  3. Step 3: Cross multiply
    567,054.30x = 848,613.15 × 519,815.10
  4. Step 4: Simplify right side
    567,054.30x = 441,121,929,428.57
  5. Step 5: Solve for x
    x = 441,121,929,428.57/567,054.30
  6. Step 6: Final answer
    x = 777,918.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.