Home / 430,156.98-593,615.25-239,170.32

Finding the Fourth Proportional to 430,156.98, 593,615.25 and 239,170.32

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Solution

The fourth proportional to 430,156.98, 593,615.25 and 239,170.32 is: 330,054.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,156.98 : 593,615.25 = 239,170.32 : x
  2. Step 2: Convert to fraction form
    430,156.98/593,615.25 = 239,170.32/x
  3. Step 3: Cross multiply
    430,156.98x = 593,615.25 × 239,170.32
  4. Step 4: Simplify right side
    430,156.98x = 141,975,149,299.38
  5. Step 5: Solve for x
    x = 141,975,149,299.38/430,156.98
  6. Step 6: Final answer
    x = 330,054.27

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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.