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Finding the Fourth Proportional to 333,042, 499,637.28 and 96,402.72

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Solution

The fourth proportional to 333,042, 499,637.28 and 96,402.72 is: 144,625.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,042 : 499,637.28 = 96,402.72 : x
  2. Step 2: Convert to fraction form
    333,042/499,637.28 = 96,402.72/x
  3. Step 3: Cross multiply
    333,042x = 499,637.28 × 96,402.72
  4. Step 4: Simplify right side
    333,042x = 48,166,392,805.40
  5. Step 5: Solve for x
    x = 48,166,392,805.40/333,042
  6. Step 6: Final answer
    x = 144,625.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.