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Finding the Fourth Proportional to 651,760.23, 976,379.31 and 366,584.31

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Solution

The fourth proportional to 651,760.23, 976,379.31 and 366,584.31 is: 549,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,760.23 : 976,379.31 = 366,584.31 : x
  2. Step 2: Convert to fraction form
    651,760.23/976,379.31 = 366,584.31/x
  3. Step 3: Cross multiply
    651,760.23x = 976,379.31 × 366,584.31
  4. Step 4: Simplify right side
    651,760.23x = 357,925,335,654.63
  5. Step 5: Solve for x
    x = 357,925,335,654.63/651,760.23
  6. Step 6: Final answer
    x = 549,167.19

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1.5x scale

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.