Home / 430,127.21-593,608.79-258,051.62

Finding the Fourth Proportional to 430,127.21, 593,608.79 and 258,051.62

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Solution

The fourth proportional to 430,127.21, 593,608.79 and 258,051.62 is: 356,131.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,127.21 : 593,608.79 = 258,051.62 : x
  2. Step 2: Convert to fraction form
    430,127.21/593,608.79 = 258,051.62/x
  3. Step 3: Cross multiply
    430,127.21x = 593,608.79 × 258,051.62
  4. Step 4: Simplify right side
    430,127.21x = 153,181,707,582.83
  5. Step 5: Solve for x
    x = 153,181,707,582.83/430,127.21
  6. Step 6: Final answer
    x = 356,131.18

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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.