Home / 495,500.03-683,846.76-277,767.51

Finding the Fourth Proportional to 495,500.03, 683,846.76 and 277,767.51

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Solution

The fourth proportional to 495,500.03, 683,846.76 and 277,767.51 is: 383,350.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,500.03 : 683,846.76 = 277,767.51 : x
  2. Step 2: Convert to fraction form
    495,500.03/683,846.76 = 277,767.51/x
  3. Step 3: Cross multiply
    495,500.03x = 683,846.76 × 277,767.51
  4. Step 4: Simplify right side
    495,500.03x = 189,950,410,223.97
  5. Step 5: Solve for x
    x = 189,950,410,223.97/495,500.03
  6. Step 6: Final answer
    x = 383,350.96

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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.