Home / 865,760.07-1,194,775.34-483,802.95

Finding the Fourth Proportional to 865,760.07, 1,194,775.34 and 483,802.95

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Solution

The fourth proportional to 865,760.07, 1,194,775.34 and 483,802.95 is: 667,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,760.07 : 1,194,775.34 = 483,802.95 : x
  2. Step 2: Convert to fraction form
    865,760.07/1,194,775.34 = 483,802.95/x
  3. Step 3: Cross multiply
    865,760.07x = 1,194,775.34 × 483,802.95
  4. Step 4: Simplify right side
    865,760.07x = 578,035,831,660.24
  5. Step 5: Solve for x
    x = 578,035,831,660.24/865,760.07
  6. Step 6: Final answer
    x = 667,662.85

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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.