Home / 679,580.58-937,845.30-373,680.27

Finding the Fourth Proportional to 679,580.58, 937,845.30 and 373,680.27

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Solution

The fourth proportional to 679,580.58, 937,845.30 and 373,680.27 is: 515,692.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,580.58 : 937,845.30 = 373,680.27 : x
  2. Step 2: Convert to fraction form
    679,580.58/937,845.30 = 373,680.27/x
  3. Step 3: Cross multiply
    679,580.58x = 937,845.30 × 373,680.27
  4. Step 4: Simplify right side
    679,580.58x = 350,454,286,323.53
  5. Step 5: Solve for x
    x = 350,454,286,323.53/679,580.58
  6. Step 6: Final answer
    x = 515,692.02

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1.5x scale

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.