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Finding the Fourth Proportional to 430,058.58, 593,496.08 and 236,480.98

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Solution

The fourth proportional to 430,058.58, 593,496.08 and 236,480.98 is: 326,352.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,058.58 : 593,496.08 = 236,480.98 : x
  2. Step 2: Convert to fraction form
    430,058.58/593,496.08 = 236,480.98/x
  3. Step 3: Cross multiply
    430,058.58x = 593,496.08 × 236,480.98
  4. Step 4: Simplify right side
    430,058.58x = 140,350,534,624.56
  5. Step 5: Solve for x
    x = 140,350,534,624.56/430,058.58
  6. Step 6: Final answer
    x = 326,352.13

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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.