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Finding the Fourth Proportional to 427,345.51, 589,754.64 and 246,052.93

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Solution

The fourth proportional to 427,345.51, 589,754.64 and 246,052.93 is: 339,563.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,345.51 : 589,754.64 = 246,052.93 : x
  2. Step 2: Convert to fraction form
    427,345.51/589,754.64 = 246,052.93/x
  3. Step 3: Cross multiply
    427,345.51x = 589,754.64 × 246,052.93
  4. Step 4: Simplify right side
    427,345.51x = 145,110,857,153.10
  5. Step 5: Solve for x
    x = 145,110,857,153.10/427,345.51
  6. Step 6: Final answer
    x = 339,563.31

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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.