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Finding the Fourth Proportional to 574,506.54, 791,107.16 and 561,761.19

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Solution

The fourth proportional to 574,506.54, 791,107.16 and 561,761.19 is: 773,556.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,506.54 : 791,107.16 = 561,761.19 : x
  2. Step 2: Convert to fraction form
    574,506.54/791,107.16 = 561,761.19/x
  3. Step 3: Cross multiply
    574,506.54x = 791,107.16 × 561,761.19
  4. Step 4: Simplify right side
    574,506.54x = 444,413,296,810.31
  5. Step 5: Solve for x
    x = 444,413,296,810.31/574,506.54
  6. Step 6: Final answer
    x = 773,556.55

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1.5x scale

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.