Home / 530,291.90-795,439.52-130,932.74

Finding the Fourth Proportional to 530,291.90, 795,439.52 and 130,932.74

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Solution

The fourth proportional to 530,291.90, 795,439.52 and 130,932.74 is: 196,399.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,291.90 : 795,439.52 = 130,932.74 : x
  2. Step 2: Convert to fraction form
    530,291.90/795,439.52 = 130,932.74/x
  3. Step 3: Cross multiply
    530,291.90x = 795,439.52 × 130,932.74
  4. Step 4: Simplify right side
    530,291.90x = 104,149,071,226.02
  5. Step 5: Solve for x
    x = 104,149,071,226.02/530,291.90
  6. Step 6: Final answer
    x = 196,399.52

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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.