Home / 865,969.20-1,194,263-543,709.04

Finding the Fourth Proportional to 865,969.20, 1,194,263 and 543,709.04

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Solution

The fourth proportional to 865,969.20, 1,194,263 and 543,709.04 is: 749,832.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,969.20 : 1,194,263 = 543,709.04 : x
  2. Step 2: Convert to fraction form
    865,969.20/1,194,263 = 543,709.04/x
  3. Step 3: Cross multiply
    865,969.20x = 1,194,263 × 543,709.04
  4. Step 4: Simplify right side
    865,969.20x = 649,331,589,237.52
  5. Step 5: Solve for x
    x = 649,331,589,237.52/865,969.20
  6. Step 6: Final answer
    x = 749,832.20

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1.5x scale

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.