Home / 379,759.11-569,919.02-180,080.16

Finding the Fourth Proportional to 379,759.11, 569,919.02 and 180,080.16

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Solution

The fourth proportional to 379,759.11, 569,919.02 and 180,080.16 is: 270,253.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,759.11 : 569,919.02 = 180,080.16 : x
  2. Step 2: Convert to fraction form
    379,759.11/569,919.02 = 180,080.16/x
  3. Step 3: Cross multiply
    379,759.11x = 569,919.02 × 180,080.16
  4. Step 4: Simplify right side
    379,759.11x = 102,631,105,946.35
  5. Step 5: Solve for x
    x = 102,631,105,946.35/379,759.11
  6. Step 6: Final answer
    x = 270,253.18

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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.