Home / 530,275.51-795,414.91-130,916.33

Finding the Fourth Proportional to 530,275.51, 795,414.91 and 130,916.33

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Solution

The fourth proportional to 530,275.51, 795,414.91 and 130,916.33 is: 196,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,275.51 : 795,414.91 = 130,916.33 : x
  2. Step 2: Convert to fraction form
    530,275.51/795,414.91 = 130,916.33/x
  3. Step 3: Cross multiply
    530,275.51x = 795,414.91 × 130,916.33
  4. Step 4: Simplify right side
    530,275.51x = 104,132,800,844.48
  5. Step 5: Solve for x
    x = 104,132,800,844.48/530,275.51
  6. Step 6: Final answer
    x = 196,374.90

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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.