Home / 373,076.72-559,780-195,541.28

Finding the Fourth Proportional to 373,076.72, 559,780 and 195,541.28

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Solution

The fourth proportional to 373,076.72, 559,780 and 195,541.28 is: 293,398.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,076.72 : 559,780 = 195,541.28 : x
  2. Step 2: Convert to fraction form
    373,076.72/559,780 = 195,541.28/x
  3. Step 3: Cross multiply
    373,076.72x = 559,780 × 195,541.28
  4. Step 4: Simplify right side
    373,076.72x = 109,460,097,718.40
  5. Step 5: Solve for x
    x = 109,460,097,718.40/373,076.72
  6. Step 6: Final answer
    x = 293,398.36

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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.