Home / 965,200.89-1,331,976.69-529,621.10

Finding the Fourth Proportional to 965,200.89, 1,331,976.69 and 529,621.10

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Solution

The fourth proportional to 965,200.89, 1,331,976.69 and 529,621.10 is: 730,876.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,200.89 : 1,331,976.69 = 529,621.10 : x
  2. Step 2: Convert to fraction form
    965,200.89/1,331,976.69 = 529,621.10/x
  3. Step 3: Cross multiply
    965,200.89x = 1,331,976.69 × 529,621.10
  4. Step 4: Simplify right side
    965,200.89x = 705,442,953,072.28
  5. Step 5: Solve for x
    x = 705,442,953,072.28/965,200.89
  6. Step 6: Final answer
    x = 730,876.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.