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Finding the Fourth Proportional to 530,363.88, 795,424.32 and 151,277.40

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Solution

The fourth proportional to 530,363.88, 795,424.32 and 151,277.40 is: 226,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,363.88 : 795,424.32 = 151,277.40 : x
  2. Step 2: Convert to fraction form
    530,363.88/795,424.32 = 151,277.40/x
  3. Step 3: Cross multiply
    530,363.88x = 795,424.32 × 151,277.40
  4. Step 4: Simplify right side
    530,363.88x = 120,329,723,026.37
  5. Step 5: Solve for x
    x = 120,329,723,026.37/530,363.88
  6. Step 6: Final answer
    x = 226,881.44

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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.