Home / 656,529.72-984,899.56-277,454.12

Finding the Fourth Proportional to 656,529.72, 984,899.56 and 277,454.12

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Solution

The fourth proportional to 656,529.72, 984,899.56 and 277,454.12 is: 416,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,529.72 : 984,899.56 = 277,454.12 : x
  2. Step 2: Convert to fraction form
    656,529.72/984,899.56 = 277,454.12/x
  3. Step 3: Cross multiply
    656,529.72x = 984,899.56 × 277,454.12
  4. Step 4: Simplify right side
    656,529.72x = 273,264,440,708.19
  5. Step 5: Solve for x
    x = 273,264,440,708.19/656,529.72
  6. Step 6: Final answer
    x = 416,225.55

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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.