Home / 865,728.02-1,194,681.75-483,757.94

Finding the Fourth Proportional to 865,728.02, 1,194,681.75 and 483,757.94

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Solution

The fourth proportional to 865,728.02, 1,194,681.75 and 483,757.94 is: 667,573.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,728.02 : 1,194,681.75 = 483,757.94 : x
  2. Step 2: Convert to fraction form
    865,728.02/1,194,681.75 = 483,757.94/x
  3. Step 3: Cross multiply
    865,728.02x = 1,194,681.75 × 483,757.94
  4. Step 4: Simplify right side
    865,728.02x = 577,936,782,335.60
  5. Step 5: Solve for x
    x = 577,936,782,335.60/865,728.02
  6. Step 6: Final answer
    x = 667,573.15

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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.