Home / 530,368.29-795,305.78-193,174.20

Finding the Fourth Proportional to 530,368.29, 795,305.78 and 193,174.20

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Solution

The fourth proportional to 530,368.29, 795,305.78 and 193,174.20 is: 289,671.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,368.29 : 795,305.78 = 193,174.20 : x
  2. Step 2: Convert to fraction form
    530,368.29/795,305.78 = 193,174.20/x
  3. Step 3: Cross multiply
    530,368.29x = 795,305.78 × 193,174.20
  4. Step 4: Simplify right side
    530,368.29x = 153,632,557,806.88
  5. Step 5: Solve for x
    x = 153,632,557,806.88/530,368.29
  6. Step 6: Final answer
    x = 289,671.46

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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.