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Finding the Fourth Proportional to 429,005.08, 592,027.08 and 238,018.01

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Solution

The fourth proportional to 429,005.08, 592,027.08 and 238,018.01 is: 328,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,005.08 : 592,027.08 = 238,018.01 : x
  2. Step 2: Convert to fraction form
    429,005.08/592,027.08 = 238,018.01/x
  3. Step 3: Cross multiply
    429,005.08x = 592,027.08 × 238,018.01
  4. Step 4: Simplify right side
    429,005.08x = 140,913,108,927.78
  5. Step 5: Solve for x
    x = 140,913,108,927.78/429,005.08
  6. Step 6: Final answer
    x = 328,464.90

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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.