Home / 429,831.90-593,156.19-238,840.38

Finding the Fourth Proportional to 429,831.90, 593,156.19 and 238,840.38

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Solution

The fourth proportional to 429,831.90, 593,156.19 and 238,840.38 is: 329,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,831.90 : 593,156.19 = 238,840.38 : x
  2. Step 2: Convert to fraction form
    429,831.90/593,156.19 = 238,840.38/x
  3. Step 3: Cross multiply
    429,831.90x = 593,156.19 × 238,840.38
  4. Step 4: Simplify right side
    429,831.90x = 141,669,649,818.95
  5. Step 5: Solve for x
    x = 141,669,649,818.95/429,831.90
  6. Step 6: Final answer
    x = 329,593.15

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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.