Home / 530,270.20-795,406.98-130,911.01

Finding the Fourth Proportional to 530,270.20, 795,406.98 and 130,911.01

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Solution

The fourth proportional to 530,270.20, 795,406.98 and 130,911.01 is: 196,366.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,270.20 : 795,406.98 = 130,911.01 : x
  2. Step 2: Convert to fraction form
    530,270.20/795,406.98 = 130,911.01/x
  3. Step 3: Cross multiply
    530,270.20x = 795,406.98 × 130,911.01
  4. Step 4: Simplify right side
    530,270.20x = 104,127,531,112.85
  5. Step 5: Solve for x
    x = 104,127,531,112.85/530,270.20
  6. Step 6: Final answer
    x = 196,366.93

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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.