Home / 928,702.53-1,393,054.07-613,085.63

Finding the Fourth Proportional to 928,702.53, 1,393,054.07 and 613,085.63

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Solution

The fourth proportional to 928,702.53, 1,393,054.07 and 613,085.63 is: 919,628.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,702.53 : 1,393,054.07 = 613,085.63 : x
  2. Step 2: Convert to fraction form
    928,702.53/1,393,054.07 = 613,085.63/x
  3. Step 3: Cross multiply
    928,702.53x = 1,393,054.07 × 613,085.63
  4. Step 4: Simplify right side
    928,702.53x = 854,061,422,099.32
  5. Step 5: Solve for x
    x = 854,061,422,099.32/928,702.53
  6. Step 6: Final answer
    x = 919,628.62

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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.