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Finding the Fourth Proportional to 576,608.11, 795,714.44 and 314,963.63

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Solution

The fourth proportional to 576,608.11, 795,714.44 and 314,963.63 is: 434,647.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,608.11 : 795,714.44 = 314,963.63 : x
  2. Step 2: Convert to fraction form
    576,608.11/795,714.44 = 314,963.63/x
  3. Step 3: Cross multiply
    576,608.11x = 795,714.44 × 314,963.63
  4. Step 4: Simplify right side
    576,608.11x = 250,621,111,242.51
  5. Step 5: Solve for x
    x = 250,621,111,242.51/576,608.11
  6. Step 6: Final answer
    x = 434,647.22

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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.