Home / 294,770.10-406,493.75-187,153.30

Finding the Fourth Proportional to 294,770.10, 406,493.75 and 187,153.30

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Solution

The fourth proportional to 294,770.10, 406,493.75 and 187,153.30 is: 258,088.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,770.10 : 406,493.75 = 187,153.30 : x
  2. Step 2: Convert to fraction form
    294,770.10/406,493.75 = 187,153.30/x
  3. Step 3: Cross multiply
    294,770.10x = 406,493.75 × 187,153.30
  4. Step 4: Simplify right side
    294,770.10x = 76,076,643,773.64
  5. Step 5: Solve for x
    x = 76,076,643,773.64/294,770.10
  6. Step 6: Final answer
    x = 258,088.07

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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.