Home / 865,814.35-1,194,825.42-483,841.13

Finding the Fourth Proportional to 865,814.35, 1,194,825.42 and 483,841.13

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Solution

The fourth proportional to 865,814.35, 1,194,825.42 and 483,841.13 is: 667,701.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,814.35 : 1,194,825.42 = 483,841.13 : x
  2. Step 2: Convert to fraction form
    865,814.35/1,194,825.42 = 483,841.13/x
  3. Step 3: Cross multiply
    865,814.35x = 1,194,825.42 × 483,841.13
  4. Step 4: Simplify right side
    865,814.35x = 578,105,683,473.09
  5. Step 5: Solve for x
    x = 578,105,683,473.09/865,814.35
  6. Step 6: Final answer
    x = 667,701.67

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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.