Home / 277,538.70-383,000.64-156,677.40

Finding the Fourth Proportional to 277,538.70, 383,000.64 and 156,677.40

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Solution

The fourth proportional to 277,538.70, 383,000.64 and 156,677.40 is: 216,213.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,538.70 : 383,000.64 = 156,677.40 : x
  2. Step 2: Convert to fraction form
    277,538.70/383,000.64 = 156,677.40/x
  3. Step 3: Cross multiply
    277,538.70x = 383,000.64 × 156,677.40
  4. Step 4: Simplify right side
    277,538.70x = 60,007,544,473.54
  5. Step 5: Solve for x
    x = 60,007,544,473.54/277,538.70
  6. Step 6: Final answer
    x = 216,213.25

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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.