Home / 864,976.97-1,297,702.17-416,073.35

Finding the Fourth Proportional to 864,976.97, 1,297,702.17 and 416,073.35

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Solution

The fourth proportional to 864,976.97, 1,297,702.17 and 416,073.35 is: 624,223.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,976.97 : 1,297,702.17 = 416,073.35 : x
  2. Step 2: Convert to fraction form
    864,976.97/1,297,702.17 = 416,073.35/x
  3. Step 3: Cross multiply
    864,976.97x = 1,297,702.17 × 416,073.35
  4. Step 4: Simplify right side
    864,976.97x = 539,939,282,685.66
  5. Step 5: Solve for x
    x = 539,939,282,685.66/864,976.97
  6. Step 6: Final answer
    x = 624,223.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.