Home / 535,921.72-802,837.65-298,549.60

Finding the Fourth Proportional to 535,921.72, 802,837.65 and 298,549.60

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Solution

The fourth proportional to 535,921.72, 802,837.65 and 298,549.60 is: 447,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,921.72 : 802,837.65 = 298,549.60 : x
  2. Step 2: Convert to fraction form
    535,921.72/802,837.65 = 298,549.60/x
  3. Step 3: Cross multiply
    535,921.72x = 802,837.65 × 298,549.60
  4. Step 4: Simplify right side
    535,921.72x = 239,686,859,272.44
  5. Step 5: Solve for x
    x = 239,686,859,272.44/535,921.72
  6. Step 6: Final answer
    x = 447,242.29

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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.