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Finding the Fourth Proportional to 429,588.75, 592,832.52 and 238,619.91

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Solution

The fourth proportional to 429,588.75, 592,832.52 and 238,619.91 is: 329,295.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,588.75 : 592,832.52 = 238,619.91 : x
  2. Step 2: Convert to fraction form
    429,588.75/592,832.52 = 238,619.91/x
  3. Step 3: Cross multiply
    429,588.75x = 592,832.52 × 238,619.91
  4. Step 4: Simplify right side
    429,588.75x = 141,461,642,567.47
  5. Step 5: Solve for x
    x = 141,461,642,567.47/429,588.75
  6. Step 6: Final answer
    x = 329,295.50

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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.