Home / 530,521.92-795,756.96-198,072

Finding the Fourth Proportional to 530,521.92, 795,756.96 and 198,072

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Solution

The fourth proportional to 530,521.92, 795,756.96 and 198,072 is: 297,098.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,521.92 : 795,756.96 = 198,072 : x
  2. Step 2: Convert to fraction form
    530,521.92/795,756.96 = 198,072/x
  3. Step 3: Cross multiply
    530,521.92x = 795,756.96 × 198,072
  4. Step 4: Simplify right side
    530,521.92x = 157,617,172,581.12
  5. Step 5: Solve for x
    x = 157,617,172,581.12/530,521.92
  6. Step 6: Final answer
    x = 297,098.32

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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.