Home / 530,270.51-795,407.41-130,911.32

Finding the Fourth Proportional to 530,270.51, 795,407.41 and 130,911.32

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Solution

The fourth proportional to 530,270.51, 795,407.41 and 130,911.32 is: 196,367.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,270.51 : 795,407.41 = 130,911.32 : x
  2. Step 2: Convert to fraction form
    530,270.51/795,407.41 = 130,911.32/x
  3. Step 3: Cross multiply
    530,270.51x = 795,407.41 × 130,911.32
  4. Step 4: Simplify right side
    530,270.51x = 104,127,833,980.88
  5. Step 5: Solve for x
    x = 104,127,833,980.88/530,270.51
  6. Step 6: Final answer
    x = 196,367.39

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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.