Home / 627,526.35-865,993.07-341,046.45

Finding the Fourth Proportional to 627,526.35, 865,993.07 and 341,046.45

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Solution

The fourth proportional to 627,526.35, 865,993.07 and 341,046.45 is: 470,647.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,526.35 : 865,993.07 = 341,046.45 : x
  2. Step 2: Convert to fraction form
    627,526.35/865,993.07 = 341,046.45/x
  3. Step 3: Cross multiply
    627,526.35x = 865,993.07 × 341,046.45
  4. Step 4: Simplify right side
    627,526.35x = 295,343,863,100.72
  5. Step 5: Solve for x
    x = 295,343,863,100.72/627,526.35
  6. Step 6: Final answer
    x = 470,647.75

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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.