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Finding the Fourth Proportional to 4,238,761.86, 5,849,532.86 and 2,305,064.25

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Solution

The fourth proportional to 4,238,761.86, 5,849,532.86 and 2,305,064.25 is: 3,181,011.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238,761.86 : 5,849,532.86 = 2,305,064.25 : x
  2. Step 2: Convert to fraction form
    4,238,761.86/5,849,532.86 = 2,305,064.25/x
  3. Step 3: Cross multiply
    4,238,761.86x = 5,849,532.86 × 2,305,064.25
  4. Step 4: Simplify right side
    4,238,761.86x = 13,483,549,063,260.94
  5. Step 5: Solve for x
    x = 13,483,549,063,260.94/4,238,761.86
  6. Step 6: Final answer
    x = 3,181,011.23

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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.