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Finding the Fourth Proportional to 941,477.87, 1,299,244.08 and 511,758

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Solution

The fourth proportional to 941,477.87, 1,299,244.08 and 511,758 is: 706,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,477.87 : 1,299,244.08 = 511,758 : x
  2. Step 2: Convert to fraction form
    941,477.87/1,299,244.08 = 511,758/x
  3. Step 3: Cross multiply
    941,477.87x = 1,299,244.08 × 511,758
  4. Step 4: Simplify right side
    941,477.87x = 664,898,549,493.77
  5. Step 5: Solve for x
    x = 664,898,549,493.77/941,477.87
  6. Step 6: Final answer
    x = 706,228.55

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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.