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Finding the Fourth Proportional to 430,073.67, 593,521.92 and 239,090.25

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Solution

The fourth proportional to 430,073.67, 593,521.92 and 239,090.25 is: 329,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,073.67 : 593,521.92 = 239,090.25 : x
  2. Step 2: Convert to fraction form
    430,073.67/593,521.92 = 239,090.25/x
  3. Step 3: Cross multiply
    430,073.67x = 593,521.92 × 239,090.25
  4. Step 4: Simplify right side
    430,073.67x = 141,905,304,233.28
  5. Step 5: Solve for x
    x = 141,905,304,233.28/430,073.67
  6. Step 6: Final answer
    x = 329,955.81

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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.