Home / 635,830.86-953,878.12-186,566.39

Finding the Fourth Proportional to 635,830.86, 953,878.12 and 186,566.39

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Solution

The fourth proportional to 635,830.86, 953,878.12 and 186,566.39 is: 279,888.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,830.86 : 953,878.12 = 186,566.39 : x
  2. Step 2: Convert to fraction form
    635,830.86/953,878.12 = 186,566.39/x
  3. Step 3: Cross multiply
    635,830.86x = 953,878.12 × 186,566.39
  4. Step 4: Simplify right side
    635,830.86x = 177,961,591,646.16
  5. Step 5: Solve for x
    x = 177,961,591,646.16/635,830.86
  6. Step 6: Final answer
    x = 279,888.26

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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.