Home / 865,541.25-1,194,424.92-483,570.90

Finding the Fourth Proportional to 865,541.25, 1,194,424.92 and 483,570.90

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Solution

The fourth proportional to 865,541.25, 1,194,424.92 and 483,570.90 is: 667,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,541.25 : 1,194,424.92 = 483,570.90 : x
  2. Step 2: Convert to fraction form
    865,541.25/1,194,424.92 = 483,570.90/x
  3. Step 3: Cross multiply
    865,541.25x = 1,194,424.92 × 483,570.90
  4. Step 4: Simplify right side
    865,541.25x = 577,589,133,546.83
  5. Step 5: Solve for x
    x = 577,589,133,546.83/865,541.25
  6. Step 6: Final answer
    x = 667,315.55

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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.