Home / 656,196.08-984,431.42-277,117.90

Finding the Fourth Proportional to 656,196.08, 984,431.42 and 277,117.90

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Solution

The fourth proportional to 656,196.08, 984,431.42 and 277,117.90 is: 415,734.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,196.08 : 984,431.42 = 277,117.90 : x
  2. Step 2: Convert to fraction form
    656,196.08/984,431.42 = 277,117.90/x
  3. Step 3: Cross multiply
    656,196.08x = 984,431.42 × 277,117.90
  4. Step 4: Simplify right side
    656,196.08x = 272,803,561,496.67
  5. Step 5: Solve for x
    x = 272,803,561,496.67/656,196.08
  6. Step 6: Final answer
    x = 415,734.83

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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.