Home / 865,729.02-1,194,683.13-483,758.94

Finding the Fourth Proportional to 865,729.02, 1,194,683.13 and 483,758.94

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Solution

The fourth proportional to 865,729.02, 1,194,683.13 and 483,758.94 is: 667,574.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,729.02 : 1,194,683.13 = 483,758.94 : x
  2. Step 2: Convert to fraction form
    865,729.02/1,194,683.13 = 483,758.94/x
  3. Step 3: Cross multiply
    865,729.02x = 1,194,683.13 × 483,758.94
  4. Step 4: Simplify right side
    865,729.02x = 577,938,644,604.68
  5. Step 5: Solve for x
    x = 577,938,644,604.68/865,729.02
  6. Step 6: Final answer
    x = 667,574.53

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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.