Home / 429,008.40-592,031.68-238,021.34

Finding the Fourth Proportional to 429,008.40, 592,031.68 and 238,021.34

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Solution

The fourth proportional to 429,008.40, 592,031.68 and 238,021.34 is: 328,469.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,008.40 : 592,031.68 = 238,021.34 : x
  2. Step 2: Convert to fraction form
    429,008.40/592,031.68 = 238,021.34/x
  3. Step 3: Cross multiply
    429,008.40x = 592,031.68 × 238,021.34
  4. Step 4: Simplify right side
    429,008.40x = 140,916,170,240.84
  5. Step 5: Solve for x
    x = 140,916,170,240.84/429,008.40
  6. Step 6: Final answer
    x = 328,469.49

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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.