Home / 865,914.93-1,194,964.34-483,941.70

Finding the Fourth Proportional to 865,914.93, 1,194,964.34 and 483,941.70

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Solution

The fourth proportional to 865,914.93, 1,194,964.34 and 483,941.70 is: 667,840.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,914.93 : 1,194,964.34 = 483,941.70 : x
  2. Step 2: Convert to fraction form
    865,914.93/1,194,964.34 = 483,941.70/x
  3. Step 3: Cross multiply
    865,914.93x = 1,194,964.34 × 483,941.70
  4. Step 4: Simplify right side
    865,914.93x = 578,293,071,719.27
  5. Step 5: Solve for x
    x = 578,293,071,719.27/865,914.93
  6. Step 6: Final answer
    x = 667,840.51

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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.