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Finding the Fourth Proportional to 530,195.29, 795,415.95 and 175,187.79

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Solution

The fourth proportional to 530,195.29, 795,415.95 and 175,187.79 is: 262,822.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,195.29 : 795,415.95 = 175,187.79 : x
  2. Step 2: Convert to fraction form
    530,195.29/795,415.95 = 175,187.79/x
  3. Step 3: Cross multiply
    530,195.29x = 795,415.95 × 175,187.79
  4. Step 4: Simplify right side
    530,195.29x = 139,347,162,411.25
  5. Step 5: Solve for x
    x = 139,347,162,411.25/530,195.29
  6. Step 6: Final answer
    x = 262,822.33

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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.